Speeding up for a son? Fertility transitions among first and second generation migrants to Canada • Alicia Adsera, Princeton University ; Ana Ferrer, University of Calgary

High level of sex ratio at birth in the Caucasus. A persistent phenomenon? • Géraldine Duthé, Institut National d'Études Démographiques (INED) ; France Meslé, Institut National d'Études Démographiques (INED) ; Jacques Vallin, Institut National d'Études Démographiques (INED) ; Irina Badurashvili, Georgian Centre of Population Research ; Karine Kuyumjyan, National Statistical Service of the Republic of Armenia

Height and reproductive success: a longitudinal study of Finnish twins • Karri Silventoinen, University of Helsinki ; Samuli Helle, University of Turku ; Jessica Nisén, University of Helsinki ; Pekka Martikainen, University of Helsinki ; Jaakko Kaprio, University of Helsinki

The relationship between fertility and education for Dutch men • Mila van Huis, Statistics Netherlands ; Elma Wobma, Statistics Netherlands