• 1991: B.A., High Honors, Phi Beta Kappa, Rutgers University, Department of History
• 1992: M.A., University of Toronto, Centre for Medieval Studies
• 1995: M.S.L., Summa cum laude, Pontifical Institute of Mediaeval Studies
• 1998: Ph.D., University of Toronto, Centre for Medieval Studies
• July 1998-June 1999: Department of History, Washington and Lee University, Lexington, Virginia (Visiting Assistant Professor)
• July 1999-June 2001: Department of History, Smith College, Northampton, Massachusetts (Visiting Assistant Professor)
• July 2001-June 2010: Department of History, University of Tennessee-Knoxville
• July 2010-June 2023: Head, Department of History, Pennsylvania State University, University Park
• July 2010-December 2016: Professor, Departments of History and Classics, Pennsylvania State University, University Park
• January 2017-present: Edwin Erle Sparks Professor, Departments of History and Classics, Pennsylvania State University, University Park

Awards (External)

• 2003: (as Project Director), NEH Challenge Grant ($3m) to endow Marco Institute for Medieval and Renaissance Studies at the University of Tennessee
• 2005: NEH Summer Stipend.
• 2005-2006: Solmsen Fellowship, Institute for Research in the Humanities, University of Wisconsin-Madison.
• 2009-2010: ACLS Burkhardt Residential Fellowship (National Humanities Center, Research Triangle Park, NC)
• 2013-2016: (as Principal Investigator) ACLS Collaborative Research Grant for A Landmark Ammianus Marcellinus, $120,000
• 2015-2019: (as Principal Investigator) NEH Scholarly Editions and Translations Grant for A Landmark Ammianus Marcellinus, $163,000
• 2015-2016: Member, School of Historical Studies, Institute for Advanced Study, Princeton, NJ
• 2023: (as Principal Investigator) Afghan Challenge Fund Fellowship, The Threatened Scholars Initiative of The Open Society University Network, fifty percent salary match for Afghan Scholar Nasir Arian, Penn State History Department as host, $27,500

Awards (Internal)

• 2000: Smith College Summer Research Grant.
• 2002: University of Tennessee Professional Development Award.
• 2003: University of Tennessee EPPE Award.
• 2005: Chancellor's Award to Pursue External Funding.
• 2005: University of Tennessee Professional Development Award.
• 2006: University of Tennessee Professional Development Award.
• 2007: Chancellor's Award to Pursue External Funding.
• 2008: University of Tennessee Professional Development Award.

Honors

• 2004: David and Kathryn White Undergraduate Teaching Award.
• 2005: Leroy P. Graf Award for Faculty Excellence in History.
• 2005: College of Arts and Sciences Junior Research/Creative Achievement Award.
• 2006: University of Tennessee Citation for Professional Promise in Research and Creative Achievement.
• 2021-present: Corresponding Member, Kommission für Alte Geschichte und Epigraphik des Deutschen Archäologischen Instituts.

(a) Books

1. Late Roman Spain and Its Cities. Baltimore: The Johns Hopkins University Press, 2004.

2. (editor and translator with Kim Bowes), Hispania in Late Antiquity: Current Perspectives. Leiden: Brill Academic Publishers, 2005.

3. Rome’s Gothic Wars from the Third Century to Alaric. Cambridge: Cambridge University Press, 2007.

      (German translation, Die Goten vor Rom, Darmstadt: Theiss, 2009; Portuguese translation, Guerras Góticas de Roma, Sâo Paolo: Madras, 2009;  French translation, Rome et les Goths, IIIe-Ve siècle: invasions et intégration, Paris: Editions Autrement, 2009; Polish translation, Wojny Rzymu z Gotami od III wieku do Alaryka,Warsaw: Napoleon, 2015)

4. (co-authored with Richard W. Burgess, University of Ottawa), Mosaics of Time. The Latin Chronicle Traditions from the First Century BC to the Sixth Century AD, Volume I: A Historical Introduction to the Chronicle Genre from its Origins to the High Middle Ages. Turnhout: Brepols, 2013.

5. Imperial Triumph: The Roman Empire from Hadrian to Constantine. London: Profile, 2016 (Paperback, 2018). Published in North America as The Triumph of Empire: The Roman Empire from Hadrian to Constantine. Cambridge, MA: Harvard University Press, 2016 (Paperback, 2019).

      (Italian translation, L’età dell’oro dell’impero romano. Da Adriano a Costantino, Rome: Newton Compton Editori, 2017; German translation, Triumph der Macht. Das römische Imperium von Hadrian bis Konstantin, Darmstadt: Theiss, 2018; traditional Chinese translation, Diguo de Shengli: cong ha-de-liang dao jun-shi-tan-ding de luoma shije, Taipei: Marco Polo Press, 2022; Japanese translation, Teikoku no shōri. Rōma teikoku shi 1: Kōki, Tokyo: Hakoshuisa, 2022; Greek translation forthcoming 2023; simplified Chinese translation forthcoming 2023)

6. Imperial Tragedy: From Constantine’s Empire to the Destruction of Roman Italy. London: Profile, 2019 (Paperback, 2021). Published in North America as The Tragedy of Empire: From Constantine to the Destruction of Roman Italy. Cambridge, MA: Harvard University Press, 2019 (Paperback, 2022).

      (traditional Chinese translation, Diguo de Beiju: cong Junshitanding dao Luoma Yidali de wajie, Taipei: Marco Polo Press, 2023; Italian translation forthcoming, Hoepli, 2024; Japanese translation forthcoming 2024)

(b) Articles

1. “Two Councils of Turin,” Journal of Theological Studies n.s. 47 (1996): 159-68.

2. “An English Abridgement of the Hispana of Autun at Antwerp,” Zeitschrift der Savigny-Stiftung für Rechtsgeschichte, Kanonistische Abteilung 83 (1997): 198-208.

3. “The Epistula Honorii, Again,” Zeitschrift für Papyrologie und Epigraphik  122 (1998): 247-52.

4. “Litterae, Legati, Nuntii: Communications in the Historia Roderici,” Latomus: Revue d’études latines  57 (1998): 900-908.

5. “The Notitia Dignitatum as a Historical Source,” Historia: Zeitschrift für alte Geschichte 49 (2000): 358-77.

6. “Barbarians in Gaul, Usurpers in Britain,” Britannia 31 (2000): 325-45.

7. “The Career of the Comes Hispaniarum Asterius,” Phoenix 54 (2000): 124-41.

8. “Marcellinus of Dalmatia and the Fall of the Western Empire,” Byzantion 72 (2002): 177-91.

9. “Fronto, the Bishops, and the Crowd: Communal Violence, Administration and Law in Fifth-Century Tarraconensis,”  Early Medieval Europe 11 (2002): 295-320.

10. “Review Article: Mérida and Tarragona: A Tale of Two Capitals,” Journal of Roman Archaeology 17 (2005): 710-716.

11. “Marius Maximus in Ammianus and the Historia Augusta,” Classical Quarterly 57 (2007): 244-56.

12. “The Identity of Bachiarius,” Medieval Prosopography 24 (2003 [published 2007]): 3-14.

13. “Sidonius Carmen VII and a Hitherto Unnoticed Gothic Civil War,” Journal of Late Antiquity 1 (2008): 335-52.

14. “A Very Roman Ammianus,” Classics Ireland 15 (2008): 52-79.

15. (with Richard Burgess) “The History and Origins of the Latin Chronicle Tradition,” The Medieval Chronicle 6 (2009): 153-77.

16. “Review Article: Reconsidering the Tabula Peutingeriana, a Cartographic Masterpiece,” Journal of Roman Archaeology 24 (2011): 831-34.

17. “Coded Polemic in Ammianus Book 31 and the Date and Place of Its Composition,” Journal of Roman Studies 102(2012): 79-102.

18. (with Richard Burgess) “Medieval Historiographical Terminology: The Meaning of the Word Annales,” The Medieval Chronicle 8 (2013): 167-94.

19. (with Richard Burgess) “Could Isidore’s Chronicle Have Delighted Cicero? A Response,” Medieval Worlds: Comparative Studies on Medieval Europe 5 (2017): 46-53.

20. “Urban Prefects in Bronze,” Journal of Late Antiquity 10 (2017): 3-41.

21. “Review Article: How Roman Spain Ended,” Journal of Roman Archaeology 32 (2019): 976-79.

22. “Understanding Ammianus Marcellinus, Book by Book,” Mnemosyne (2020): 1049-62.

23. “Murranus the Pannonian and the Sorrows of the Immigrant,” Revista Diálogos Mediterrânicos 21 (2021): 19-35.

24. “Revisiting Prefects in Bronze: New and Rediscovered Tesserae,” Journal of Late Antiquity 14 (2021): 257-66.

(c) Book Chapters

1. “The Interdependence of Town and Country in Late Antique Spain,” in Thomas S. Burns and John W. Eadie, edd., Urban Centers and Rural Contexts in Late Antiquity. East Lansing, MI: Michigan State University Press, 2001. Pp. 147-61.

2. “The Visigothic Settlement: The Imperial Perspective,” in Ralph W. Mathisen and Danuta Shanzer, edd., Society and Culture in Late Antique Gaul: Revisiting the Sources. Aldershot, Hants.: Ashgate Publishers, 2001. Pp. 26-38.

 3. “Nation vs. Army: A Necessary Contrast?” in Andrew Gillett, ed., On Barbarian Identity: Critical Approaches to Ethnogenesis Theory. Turnhout: Brepols, 2002. Pp. 69-84.

4. “Constantine and the Northern Barbarians,” in Noel Lenski, ed., The Cambridge Companion to the Age of Constantine. Cambridge: Cambridge University Press, 2005. Pp. 347-76.

5. “Ethnicity, Rulership, and Early Medieval Frontiers,” in Florin Curta, ed., Borders, Barriers, and Ethnogenesis: Frontiers in Late Antiquity and the Middle Ages. Turnhout: Brepols, 2005. Pp. 247-54.

6. “The Late Roman City in Spain,” in Jens-Uwe Krause and Christian Witschel, edd., Die spätantike Stadt – Niedergang oder Wandel? (Historia Einzelschrift 190). Stuttgart: Steiner, 2006. Pp. 129-49.

7. “Plague in Spanish Late Antiquity,” in Lester K. Little, ed., Plague and the End of Antiquity: The Pandemic of 541-750. Cambridge: Cambridge University Press, 2007. Pp. 150-70.

8. “Drawing a Line Under Antiquity: Archaeological and Historical Categories of Evidence in the Transition from the Ancient World to the Middle Ages,” in Celia Chazelle and Felice Lifshitz, edd., Paradigms and Methods in Early Medieval Studies. New York: Palgrave Macmillan, 2007. Pp. 171-84.

9. “Wie Spanien gotisch wurde. Der Historiker und der archäologische Befund,” in Sebastian Brather, ed., Zwischen Spätantike und Frühmittelalter: Archäologie des 4. bis 7. Jahrhunderts im Westen. (RGA Ergänzungsband 57). Berlin: de Gruyter, 2008. Pp. 27-43.

10. “Foreword,” in E.A. Thompson, The Visigoths in the Time of Ulfila: Second Edition with a New Foreword by Michael Kulikowski. London: Duckworth, 2009. Pp. 1*-9*.

11. “The Urban Landscape in Hispania in the Fifth Century,” in J. Morín de Pablos, J. López Quiroga, A. Martínez Tejera, and M. Rodríguez Lovelle, ed., El tiempo de los “Bárbaros.” Pervivencia y transformación en Gallia e Hispania (ss V-VI d.C). (Zona Arqueológica 11.) Alcalá de Henares: Museo Arqueologíco Regional de Alcalá de Henares, 2010. Pp. 310-318.

12. “Barbarische Identität. Aktuelle Forschungen und neue Interpretationsansätze,” in M. Konrad and C. Witschel, edd. Römische Legionslager in den Rhein- und Donauprovinzen -- Nuclei spätantik-frümittelalterlichen Lebens?Munich: Bayerische Akademie der Wissenschaften, 2012. Pp. 103-11.

13. “The Western Kingdoms,” in S. Johnson, ed., The Oxford Handbook of Late Antiquity. Oxford: Oxford University Press, 2012. Pp. 31-59.

14. “Religions of Roman Spain,” in Michele Renee Salzman and William Adler, eds., The Cambridge History of Religions in the Ancient World, vol. 2: From the Hellenistic Age to Late Antiquity. New York: Cambridge University Press, 2013. Pp. 510-32.

15. “The Archaeology of War and the Fifth-Century Invasions,” in A. Sarantis and N. Christie, eds., War and Warfare in Late Antiquity, 2 vols. Leiden: Brill, 2013. Pp. 683-701.

16. “Sundered Aristocracies, New Kingdoms, and the End of the Western Empire,” in Steffen Diefenbach and Gernot Michael Müller, eds., Gallien in Spätantike und Frühmittelalter. Kulturgeschichte einer Region. (Millennium Studien 43.) Berlin: De Gruyter, 2013. Pp. 79-90.

17. “The Failure of Roman Arms,” in Johannes Lipps, Carlos Machado, and Philipp von Rummel, eds., The Sack of Rome in 410 AD. The Event, its Context and Its Impact. Rome: Deutsches Archäologisches Institut, 2014. Pp. 77-83.

18. “Regional Dynasties and Imperial Court,” in J. Wienand, ed., Contested Monarchies: Integrating the Roman Empire in the Fourth Century AD. New York: Oxford University Press, 2015. Pp. 135-48.

19. “Ordo,” in Catherine Chin and Moulie Vidas, edd., Late Ancient Knowing: A New Intellectual History. Berkeley and Los Angeles: University of California Press, 2015. Pp. 175-196.

20. “The Suevi in Gallaecia: An Introduction,” in James d’Emilio, ed., Culture and Society in Medieval Galicia: A Cultural Crossroads at the Edge of Europe. Leiden: Brill, 2015. Pp. 131-145.

21. (with R.W. Burgess). “The Historiographical Position of John Malalas. Genre in Late Antiquity and the Byzantine Middle Ages,” in Mischa Meier, Christine Radtki, and Fabian Schulz, eds., Die Weltchronik des Johannes Malalas. Autor. Werk. Überlieferung. Stuttgart: Franz Steiner, 2016. Pp. 93-118.

22. “Barbaria, Barbaricum and the Location of the Barbarus,” in Jorge López Quiroga, Michel Kazanski, and Vujadin Ivaniševič, eds., Entangled Identities and Otherness among the Barbarians in Late Antique and Early Medieval Europe. British Archaeological Reports, International Series 2852. Oxford: BAR Publishing, 2017. Pp. 26-29.

23. “Christianity,” in F.S. Naiden and Richard J.A. Talbert, eds., Mercury’s Wings: Exploring Modes of Communication in the Ancient World. New York: Oxford University Press, 2017. Pp. 229-46.

24. “Malalas in the Archives,” in Laura Carrara, Mischa Meier, and Christine Radtki, eds., Die Weltchronik des Johannes Malalas – Quellenfragen. (Malalas Studien 2). Stuttgart: Steiner, 2017. Pp. 203-15.

25. “Northern Invaders: Migration and Conquest as Scholarly Topos in Eurasian History,” in Nicola di Cosmo and Michael Maas, eds., Empires and Exchanges in Eurasian Late Antiquity. Rome, China, Iran, and the Steppe, ca. 250-750. New York: Cambridge University Press, 2018. Pp. 151-65.

26. “Classicizing History and Historical Epitomes,” in Scott McGill and Edward J. Watts, eds., A Companion to Late Antique Literature. Blackwell Companions to the Ancient World. New York: John Wiley, 2018. Pp. 143-59.

27. “The Invasion of 405-407: The Beginning of the End?”, in Jorge López Quiroga, ed., In Tempore Sueborum. El tiempo de los Suevos en la Gallaecia (411-585). El primer reino medieval de Occidente. A Coruña: Deputación Provinical de Ourense, 2018. Pp. 23-28.

28. “Sidonius’ Political World,” in Gavin Kelly and Joop van der Waarden, eds., The Edinburgh Companion to Sidonius Apollinaris. Edinburgh: Edinburgh University Press, 2020. Pp. 197-213.

29. “A Father’s Legacy: Foreign Affairs under the Sons of Constantine,” in Nicholas Baker-Brian and Sean Tougher, eds., The Sons of Constantine, AD 337-361. In the Shadows of Constantine and Julian. London: Palgrave Macmillan, 2020. Pp. 309-28.

30. “The Marriage of Philology and Race: Constructing the ‘Germanic’,” in Matthias Friedrich and James M. Harland, eds., Interrogating the ‘Germanic’. A Category and Its Use in Late Antiquity and the Early Middle Ages. Reallexicon der Germanischen Altertumkunde, Ergänzungsband 123. Berlin: De Gruyter, 2020.  Pp. 19-30.

31. “The Historia Augusta. Minimalism and the Adequacy of Evidence,” in W.V. Harris and Anne Hunnell Chen, eds., Late Antique Studies in Memory of Alan Cameron. Leiden: Brill, 2021. Pp. 23-40.

32. “Andreas Alföldi and Late Antiquity,” in Clifford Ando and Marco Formisano, eds., The New Late Antiquity: A Gallery of Intellectual Portraits. Heidelberg: Universitätsverlag Winter, 2021. Pp. 257-70.

33. “Civic Identities in Late Roman and Visigothic Spain,” in Cédric Brélaz and Els Rose, eds., Civic Identity and Civic Participation in Late Antiquity and the Early Middle Ages. Turnhout: Brepols, 2022. Pp. 195-212.

 (d) Articles and Reviews for the Popular Press

1. “Bed-Hopping and Coup-Plotting,” London Review of Books 31.2 (12 Feb. 2009): 22-23.

2. “Un-Roman Ways,” London Review of Books 31.18 (24 Sept. 2009): 34-35.

3. “Butcher Boy,” London Review of Books 32.8 (22 April 2010): 34-36.

4. “Play the Game,” London Review of Books 33.7 (31 March 2011): 13-14.

5. “Mark Antony’s Last Throw,” London Review of Books 34.20 (25 October 2012): 15-16.

6. “Odysseus One, Oligarchs Nil,” London Review of Books 36.6 (20 March 2014): 31-32

7. “The Lion of Carthage,” Wall Street Journal 215.90 (18-19 April 2015): C6.

8. “They Were All Foreigners,” London Review of Books 38.1 (7 January 2016): 15-16.

9. “The Glorious Free Market,” London Review of Books 38.12 (16 June 2016): 37-38.

10. “The Father of Europe,” Wall Street Journal (19-20 November 2016): C8.

11. “Christians Were All Strangers,” Aeon (30 January 2017): aeon.co/essays/how-an-obscure-oriental-cult-converted-a-vast-pagan-roman-empire

12. “Companions in Toil,” London Review of Books 39.9 (4 May 2017): 29-30.

13. “Where Romulus Stood,” London Review of Books 39.22 (16 November 2017): 32-34.

14. “He Couldn’t Stop Himself,” London Review of Books 41.6 (21 March 2019): 21-22.

15. “How to End a Dynasty,” London Review of Books 42.6 (19 March 2020): 25-26.

16. “Las causas militares de la caída del Imperio romano de Occidente,” Desperta Ferro Numero Especial 25 (2020): 76-80.

17. “A Marketplace and a Temple,” London Review of Books 43.4 (18 February 2021): 29-30.

18. “The New Rome’s Window on the West. Ravenna, a Mosaic of Peoples and Cultures,” TLS 6150 (12 February 2021): 7-8.

19. “The Best Books on Rome in the Third Century,” Shepherd.com, April 2021; https://shepherd.com/best-books/rome-third-century

20. “Kings and Kinglets,” London Review of Books 43.16 (12 August 2021): 37-40.

21. “La psicología del soldado romano,” Desperta Ferro Numero Especial 29 (2021): 76-80.

22. “What the Badger Found,” London Review of Books 45.3 (2 February 2023): 25-28.

23. “The First Citizen,” TLS 6281 (18 & 25 August 2023): 30.

(e) Book Reviews

1. François Paschoud and Joachim Szidat, edd., Usurpationen in der Spätantike, in Bryn Mawr Classical Review 97.06.05 (1997)

2. P.S. Barnwell, Kings, Courtiers and Imperium: The Barbarian West, 565-725, in Bryn Mawr Classical Review 97.9.25 (1997)

3. Herwig Wolfram, The Roman Empire and Its Germanic Peoples, in Bryn Mawr Classical Review 97.12.08 (1998)

4. Christopher A. Snyder, An Age of Tyrants: Britain and the Britons, A.D. 400-600, in Bryn Mawr Classical Review 1998.09.06 (1998)

5. Greg Woolf, Becoming Roman, in Bryn Mawr Classical Review 1999.02.09 (1999)

6. Dirk Schlinkert, Ordo Senatorius und Nobilitas: Die Konstitution des Senatsadels in der Spätantike, in International Journal of the Classical Tradition 5 (1999): 608-9

7. Peter S. Wells, The Barbarians Speak, in Bryn Mawr Classical Review 2000.02.30 (2000)

8. David Cherry, Frontier and Society in Roman North Africa, in Classical Outlook 77 (2000): 168-9

9. Alexander C. Murray, From Roman to Merovingian Gaul: A Reader, in The Medieval Review 00.07.07 (2000)

10. Christian Witschel, Krise – Rezession – Stagnation? Der Westen des römischen Reiches im 3. Jahrhundert n. Chr., in Bryn Mawr Classical Review 2000.07.31 (2000)

11. G.W. Bowersock, Peter Brown, and Oleg Grabar, edd., Late Antiquity: A Guide to the Post Classical World, in Phoenix 54 (2000): 383-85

12. Stephen Mitchell and Geoffrey Greatrex, edd. Ethnicity and Culture in Late Antiquity, in Bryn Mawr Classical Review 2001.03.07 (2001)

13. Gisela Ripoll López, Toréutica de la Bética, siglos VI-VII, inThe Medieval Review 01.05.05 (2001)

14. R.W. Burgess, Studies in Eusebian and Post-Eusebian Chronography: 1: The Chronici canones of Eusebius of Caesarea; 2. The Continuatio Antiochiensis Eusebii, in Journal of Ecclesiastical History 52 (2001): 706-707

15. Bertrand Lançon, Rome in Late Antiquity, in Bryn Mawr Classical Review 2002.02.19 (2002)

16. J. Den Boeft, et al., Historical Commentary on Ammianus Marcellinus Book XXIV, in Bryn Mawr Classical Review 2002.12.21 (2002)

17. Karen Eva Carr, Vandals to Visigoths, in Bryn Mawr Classical Review 2003.03.01 (2003)

18. R. Corradini, M. Diesenberger, and H. Reimitz, edd., The Construction of Communities in the Early Middle Ages, in The Medieval Review 04.01.14 (2003)

19. Walter Pohl, Die Völkerwanderung: Eroberung und Integration, in Early Medieval Europe 12 (2003): 196-97

20. T.S. Burns, Rome and the Barbarians, AD 100-400, in Bryn Mawr Classical Review 2004.07.25 (2004)

21. Ivo Vukcevich, Rex Germanorum, Populos Sclavorum, in Speculum 79 (2004): 1173-1175

22. Penny McGeorge, Late Roman Warlords, in Early Medieval Europe 13 (2005):127-128

23. Christopher Kelly, Ruling the Later Roman Empire, in Bryn Mawr Classical Review 2005.02.12 (2005)

24. Paul W. Knoll and Franz Schaer, trans., Gesta principum Polonorum. The Deeds of the Princes of the Poles, in The Journal of Medieval Latin 14 (2004): 225-227

25. Mark A. Handley, Death, Society and Culture. Inscriptions and Epitaphs in Gaul and Spain, AD 300-750, in Sehepunkte 5 (2005), Nr. 11.

26. A.H. Merrills, ed., Vandals, Romans and Berbers. New Perspectives on Late Antique North Africa, in The Medieval Review 05.11.06 (2005)

27. J. Den Boeft, et al., Historical Commentary on Ammianus Marcellinus Book XXV, in Bryn Mawr Classical Review 2006.04.31 (2006)

28. Peter Heather, The Fall of the Roman Empire: A New History of Rome and the Barbarians, in The Classical Bulletin 82 (2006): 162-164

29. J.E. Lendon, Soldiers and Ghosts: A History of Battle in Classical Antiquity, in The Classical Bulletin 82 (2006): 236-237

30. M. Buora and L. Villa, edd., Goti nell’arco alpino orientale, in Bryn Mawr Classical Review 2007.05.41 (2007)

31. Alberto Ferreiro, The Visigoths in Gaul and Iberia. A Supplemental Bibliography 1984-2003, in The Medieval Review 07.06.10 (2007)

32. Andrew M. Riggsby, Caesar in Gaul and Rome: War in Words, in The Historian 69 (2007): 838-839

33. A.S. Lewin and P. Pellegrini, Settlements and Demography in the Near East in Late Antiquity, in International Journal of the Classical Tradition 14 (2007): 634-36

34. R. Malcolm Errington, Roman Imperial Policy from Julian to Theodosius, The Classical Bulletin 83 (2007): 154-156

35. Archäologischen Landesmuseum Baden Württemberg, Imperium Romanum: Roms Provinzen an Neckar, Rhein und Donau, and Badischen Landesmuseum Karlsruhe, Imperium Romanum: Römer, Christen, Alamannen -- Die Spätantike am Oberrhein, in Mediaevistik 20 (2007): 329-31.

36. William Rosen, Justinian’s Flea: Plague, Empire and the Birth of Europe in History: Reviews of New Books (June 2007)

37. Josef Limmer, Konzilien und Synoden im spätantiken Gallien von 314 bis 696 nach Christi Geburt, in Catholic Historical Review 94 (2008): 143-44.

38. Roger Collins, Visigothic Spain 409-711,  in English Historical Review 123 (2008): 160-61.

39. J. Den Boeft, J.W. Drijvers, D. den Hengst, and H.C. Teitler, eds. Ammianus After Julian, in Journal of Late Antiquity 1 (2008): 199-202.

40. E. Wolff, ed., Rutilius Namatianus: Sur Son Retour, in Bryn Mawr Classical Review 2008.07.16 (2008)

41. Concepción Neira Faleiro, La Notitia Dignitatum: nueva edición crítica y comentario histórico, in Klio 90 (2008): 259-60.

42. Pablo C. Díaz Martínez, Clelia Martínez Maza and Francisco Javier Sanz Huesma, Istmo Historia de España V: Hispania tardoantigua y visigoda, in American Academy of Research Historians of Medieval Spain Newsletter Fall 2008: 13-14.

43. John Drinkwater, The Alamanni and Rome 213-496: Caracalla to Clovis, in Journal of Roman Studies 98 (2008): 269-70.

44. Caroline Humfress, Orthodoxy and the Courts in Late Antiquity, in English Historical Review 124 (2009): 667-68.

45. Albert Güldenpenning and Julius Ifland, Der Kaiser Theodosius der Grosse: Ein Beitrag zur römischen Kaisergeschichte (reprint edition), in Mediaevistik 22 (2009): 337-39.

46. Torsten Cumberland Jacobsen, The Gothic War: Rome’s Final Conflict in the West, in The Classical Review 60 (2010): 619.

47. V. Yarza Urquiola and C. Codoñer Merino, edd., Ildefonsi Toletani episcopi de virginitate sanctae Mariae, de cognitione baptismi, de itinere deserti, de viris illustribus, Corpus Christianorum Series Latina 114A, in Journal of Medieval Latin 19 (2009): 340-43.

48. Edward James, Europe’s Barbarians, AD 200-600, in American Historical Review 115 (2010): 1201-2.

49. Sabine Panzram, ed. Städte im Wandel. Bauliche Inszenierung und literarische Stilisierung lokaler Eliten auf der Iberischen Halbinsel, in Journal of Roman Archaeology 23 (2010): 678-80.

50. Peter Heather, Empires and Barbarians, in Journal of Interdisciplinary History 42 (2011): 277-79.

51. Guy Halsall, Cemeteries and Society in Merovingian Gaul, in Early Medieval Europe 19 (2011): 460-63.

52. Felix Teichner. Entre tierra y mar. Zwischen Land und Meer. Architektur und Wirtschaftsweise ländlicher Siedlungsplätze im Süden der römischen Provinz Lusitanien (Portugal), in Journal of Roman Archaeology 25 (2012): 820-22.

53. Michaël Vannesse, La défense de l’Occident romain pendant l’Antiquité tardive, in Gnomon 85 (2013): 281-283.

54. Peter Brown, Through the Eye of a Needle: Wealth, the Fall of Rome, and the Making of Christianity in Catholic Historical Review 100 (2014): 104-5.

55. Bernard S. Bachrach, Charlemagne’s Early Campaigns (768-777). A Diplomatic and Military Analysis, in American Historical Review 119 (2014): 1334.

56. János M. Bak and Ivan Jurkovic, Chronicon: Medieval Narrative Sources. A Chronological Guide with Introductory Essays, in Speculum 91 (2016): 1067-69.

57. Christine Delaplace, La fin de l’Empire romain d’Occident. Rome et les Wisigoths de 382 à 531, in The Medieval Review 17.03.11 (2017)

58. J. Den Boeft, J.W. Drijvers, D. den Hengst, H.C. Teitler, Philological and Historical Commentary on Ammianus Marcellinus XXIX, in The Classical Review 67(2017): 121-23.

59. Featured Review: W.V. Harris, Roman Power: A Thousand Years of Empire, in American Historical Review 122 (2017): 1556-58.

60. Sabine Panzram and Laurent Callegarin, eds., Entre civitas y madina. El mundo de las ciudades en la Peninsula Ibérica y en el norte de África (siglos IV-IX), in Sehepunkte 19 (2019), Nr. 7/8, URL: http://www.sehepunkte.de/2019/07/32539.html

61. Andrew C. Johnston, The Sons of Remus. Identity in Roman Gaul and Spain, in Journal of Roman Archaeology 32 (2019): 785-86.

62. Mischa Meier, Geschichte der Völkerwanderung. Europa, Asien und Afrika vom 3. bis zum 8. Jahrhundert n. Chr., in Plekos 22 (2020): 487-494.

63. Jonas Borsch, Olivier Gengler, and Mischa Meier, edd., Die Weltchronik des Johannes Malalas im Kontext spätantiker Memorialkultur, in Histos 16 (2022): xx-xxiii.

64. Peter Van Nuffelen and Lieve Van Hoof, edd., Clavis Historicorum Antiquitatis Posterioris: An Inventory of Late Antique Historiography (A.D. 300-800), in The Classical Review 72 (2022): 504-6.

(f) Other Publications

Fifteen articles for the Oxford Dictionary of the Middle Ages (Asturias, Basques, Braulio of Saragossa, Córdoba Martyrs, Covadonga-battle of, Duero River Frontier, Guadalete-battle of, Hosius of Córdoba, Ildefonso of Toledo, Isidore of Seville, Julian of Toledo, Leander of Seville, Leovigild, Recceswinth, Visigoths in Spain). New York: Oxford University Press, 2010.

Three articles for the Blackwell Encyclopedia of the Roman Army (Goths, hospitalitas, Notitia Dignitatum). New York: Wiley-Blackwell, 2015.

(g) Publications under Contract:

 (co-authored with Richard W. Burgess, University of Ottawa), Mosaics of Time. The Latin Chronicle Traditions from the First Century BC to the Sixth Century AD, 4 vols., under contract with Brepols (Volume I: A Historical Introduction to the Chronicle Genre from its Origins to the High Middle Ages appeared in April 2013)

(editor-in-chief) The Landmark Ammianus Marcellinus, Oxford University Press