Sex differences in general knowledgeRichard Lynn; Paul Irwing; Thomas Cammock · 2002

Intelligence: Is there a sex difference in IQ scores?Irwing, Paul; Lynn, Richard · 2006

Sex differences in general knowledge, semantic memory and reasoning abilityRichard Lynn; Paul Irwing · 2002

Sex differences on the WISC-R in MauritiusRichard Lynn; Adrian Raine; Peter H. Venables; Sarnoff A. Mednick; Paul Irwing · 2005

Sex differences on the advanced progressive matrices in college studentsRichard Lynn; Paul Irwing · 2004

Sex differences on the progressive matrices: A meta-analysisRichard Lynn; Paul Irwing · 2004

Effects of Abacus training on the intelligence of Sudanese childrenPaul Irwing; Alya Hamza; Omar Khaleefa; Richard Lynn · 2008

Sex differences on three factors identified in Raven's Standard Progressive MatricesRichard Lynn; Jüri Allik; Paul Irwing · 2004