Critical essay on ‘On the probable age structure of the Roman population’ and ‘Graveyards for historians’, for Keith Hopkins, The pattern of empire, edited by Christopher Kelly, under contract with Cambridge University Press

‘Death and the city: ancient Rome and beyond’, for: R. Smith and E. A. Wrigley (eds.), publication of the conference on the fiftieth anniversary of the Cambridge Group for the History of Population and Social Structure, Cambridge 2014 (chapter submitted)

‘“Germs for Rome” 10 years after’, in: C. Apicella, M.-L. Haack and F. Lerouxel (eds.), Les affaires de Monsieur Andreau: économie et société du monde romain, Ausonius Éditions: Bordeaux 2014, 281-291

‘Disease and death’, in: P. Erdkamp (ed.), The Cambridge companion to ancient Rome, Cambridge University Press: Cambridge 2013, 45-59

‘Physical well-being’, in W. Scheidel (ed.), The Cambridge companion to the Roman economy, Cambridge University Press: Cambridge, 2012, 321-333

‘Epigraphy and demography: birth, marriage, family, and death’, in: J. Davies and J. Wilkes (eds.), Epigraphy and the historical sciences, Proceedings of the British Academy vol. 177, Oxford University Press: Oxford, 2012, 101-129

‘Roman wellbeing and the economic consequences of the Antonine Plague’, in: E. Lo Cascio (ed.), L’impatto dellapeste antonina, Edipuglia: Bari, 2012, 265-295 [with a contribution by John Sutherland]

‘Age and health’, in: C. Riggs (ed.), The Oxford handbook of Roman Egypt, Oxford University Press: Oxford, 2012, 305-316

‘The Roman slave supply’, in: K. Bradley and P. Cartledge (eds.), The Cambridge world history of slavery, 1: The ancient Mediterranean world, Cambridge University Press: Cambridge 2011, 287-310

‘Monogamy and polygyny’, in: B. Rawson (ed.), A companion to families in the Greek and Roman worlds, Wiley-Blackwell: Malden MA, Oxford, and Chichester 2011, 108-115

[with R. J. King et al.] ‘The coming of the Greeks to Provence and Corsica: Y-chromosome models of archaic Greek colonization of the Western Mediterranean’, in: BMC Evolutionary Biology 11 (2011), 69

‘A peculiar institution? Greco-Roman monogamy in global context’, in: The History of the Family 14 (2009), 280-291

‘Demography and sociology’, in: G. Boys-Stones, B. Graziosi and P. Vasunia (eds.), The Oxford handbook of Hellenic studies, Oxford University Press, 2009, 665-677

‘Population and demography’, in: A. Erskine (ed.), A companion to ancient history, Wiley-Blackwell: Malden MA, Oxford, and Chichester, 2009, 234-245

‘The demographic background’, in: S. M. Hübner and D. M. Ratzan (eds.), Growing up fatherless in antiquity, Cambridge University Press: Cambridge, 2009, 31-40

‘Roman population size: the logic of the debate’, in: L. de Ligt and S. Northwood (eds.), People, land and politics: demographic developments and the transformation of Roman Italy, 300 BC – AD 14, Brill: Leiden, 2008, 17-70

‘Demography’, in: W. Scheidel, I. Morris and R. Saller (eds.), The Cambridge economic history of the Greco-Roman world, Cambridge University Press: Cambridge, 2007, 38-86

‘Roman funerary commemoration and the age at first marriage’, in: Classical Philology 102 (2007), 389-402

‘Marriage, families, and survival: demographic aspects’, in: P. Erdkamp (ed.), A companion to the Roman army, Blackwell: Malden MA and Oxford, 2007, 417-434

‘The demography of Roman state formation in Italy’, in: M. Jehne and R. Pfeilschifter (eds.), Herrschaft ohne Integration? Rom und Italien in republikanischer Zeit, Verlag Antike: Frankfurt a. M., 2006, 207-226

‘Human mobility in Roman Italy, II: The slave population’, in: Journal of Roman Studies 95 (2005), 64-79

‘Creating a metropolis: a comparative demographic perspective’, in: W. V. Harris and G. Ruffini (eds.), Ancient Alexandria between Egypt and Greece, Brill: Leiden, Boston and Cologne, 2004, 1-31

‘Ancient Egyptian sibling marriage and the Westermarck effect’, in: A. P. Wolf and W. H. Durham (eds.), Inbreeding, incest, and the incest taboo: the state of knowledge at the turn of the century, Stanford University Press: Stanford, 2004, 93-108

‘Gräberstatistik und Bevölkerungsgeschichte. Attika im achten Jahrhundert’, in: R. Rollinger and C. Ulf (eds.), Griechische Archaik: Interne Entwicklungen – externe Impulse, Akademie Verlag: Berlin, 2004, 177-185

‘Human mobility in Roman Italy, I: The free population’, in: Journal of Roman Studies 94 (2004), 1-26

‘Demographic and economic development in the ancient Mediterranean world’, in: Journal of Institutional and Theoretical Economics 160 (2004), 743-757

Überleben’, in: Historicum 83 (2004), 16-20

‘Germs for Rome’, in: C. Edwards and G. Woolf (eds.), Rome the cosmopolis, Cambridge University Press: Cambridge, 2003, 158-176

‘Helot numbers: a simplified model’, in: N. Luraghi and S. E. Alcock (eds.), Helots and their masters in Laconia and Messenia: histories, ideologies, structures, Harvard University Press: Cambridge MA and London, 2003, 240-247

‘The Greek demographic expansion: models and comparisons’, in: Journal of Hellenic Studies 123 (2003), 120-140

‘Ancient world, Demography of’, in: P. Demeny and G. McNicoll (eds.), Encyclopedia of population, Macmillan Reference USA: New York, 2003, 44-48

‘Brother-sister and parent-child marriage in premodern societies’, in: K. Aoki and T. Akazawa (eds.), Human mate choice and prehistoric marital networks: International Symposium 16, November 20-24, 2000, International Research Center for Japanese Studies: Kyoto, 2002, 33-47

‘A model of demographic and economic change in Roman Egypt after the Antonine plague’, in: Journal of Roman Archaeology 15 (2002), 97-114

Death on the Nile: disease and the demography of Roman Egypt, Brill: Leiden, Boston and Cologne, 2001 (Mnemosyne Supplement Volume 228)

Debating Roman demography, Brill: Leiden, Boston and Cologne, 2001 (Mnemosyne Supplement Volume 211)

‘Progress and problems in Roman demography’, in: W. Scheidel (ed.), Debating Roman demography, Brill: Leiden, Boston and Cologne, 2001, 1-81

‘Roman age structure: evidence and models’, in: Journal of Roman Studies 91 (2001), 1-26

‘Salute, agricoltura e popolazione in Egitto nell’età romana e nel XIX secolo’, in: D. Vera (ed.), Demografia, sistemi agrari, regimi alimentari nel mondo antico: Atti de convegno internazionale di studi (Parma 17-19 ottobre 1997), Edipuglia: Bari, 1999, 309-324

‘The demography of Roman slavery and manumission’, in: M. Bellancourt-Valdher and J.-N. Corvisier (eds.), La démographie historique antique, Artois Presses Université: Arras, 1999, 107-115

‘Emperors, aristocrats and the Grim Reaper: towards a demographic profile of the Roman élite’, in: Classical Quarterly 49 (1999), 254-281

‘The death declarations of Roman Egypt: a re-appraisal’, in: Bulletin of the American Society of Papyrologists 36 (1999), 53-70

‘The slave population of Roman Italy: speculation and constraints’, in: Topoi 9, 1 (1999), 129-144

‘The meaning of dates on mummy labels: seasonal mortality and mortuary practice in Roman Egypt’, in: Journal of Roman Archaeology 11 (1998), 285-292

‘Quantifying the sources of slaves in the early Roman empire’, in: Journal of Roman Studies 87 (1997), 156-169

‘Brother-sister marriage in Roman Egypt’, in: Journal of Biosocial Science 29 (1997), 361-371

Measuring sex, age and death in the Roman empire: explorations in ancient demography, Journal of Roman Archaeology: Ann Arbor, MI, 1996 (Journal of Roman Archaeology Supplement Volume 21). 184 p.

‘Brother-sister and parent-child marriage outside royal families in ancient Egypt and Iran: a challenge to the sociobiological view of incest avoidance?’, in: Ethology and Sociobiology 17 (1996), 319-340

‘What’s in an age? A comparative view of bias in the census returns of Roman Egypt’, in: Bulletin of the American Society of Papyrologists 33 (1996), 25-59 (with: ‘Twins in Roman Egypt: postscript to BASP 33 (1996)’, 34 (1997), 35-37)

‘Rekruten und Überlebende: Die demographische Struktur der römischen Legionen in der Prinzipatszeit’, in: Klio 77 (1995), 232-254

‘Incest revisited: three notes on the demography of sibling marriage in Roman Egypt’, in: Bulletin of the American Society of Papyrologists 32, 3-4 (1995), 143-155

Libitina’s bitter gains: seasonal mortality and endemic disease in the ancient city of Rome’, in: Ancient Society 25 (1994), 151-175

‘Columellas privates ius liberorum: Literatur, Recht, Demographie. Einige Probleme’, in: Latomus 53 (1994), 513-527

‘Zur Angabe des Lebensalters in den römischen Grabinschriften Österreichs’, in: Römisches Österreich 19/20 (1991/92 [1994]), 143-159

‘Inschriftenstatistik und die Frage des Rekrutierungsalters römischer Soldaten’, in: Chiron 22 (1992), 281-297