On the adaptive value of sex (Draft)


Mujer: Biodinamica de la trascendencia, Caracas 1996 ISBN 980-07-3401-5


Evolutionary Bio-dynamics: The survival of the luckiest,  Caracas 2000




164- Evidence favoring sperm selection over sperm competition in the interaction between human seminal plasma and sperm motility in vitro. Achives of Andrology 52: 45-50, 2006. Jaffe K., Camejo M.I., T.E. Carrillo, M. Weffer, M.G. Muñoz  or the published version very much shortened by the editor


163- Assortative Mating in Genetic Algorithms for Dynamic Problems. Gabriela Ochoa, Christian M¨adler-Kron, Ricardo Rodriguez, and Klaus Jaffe. In: F. Rothlauf et al. (Eds.): EvoWorkshops 2005, LNCS 3449, pp. 617–622, 2005. Springer-Verlag Berlin Heidelberg, 2005.


158- Self seeks like:  Many humans choose their dog-pets following rules used for assortative mating. J. Ethol. 23(1): 15-18, 2005 Payne C. and Jaffe K Commented in The Economist Feb 10 2005


157- Narcissism guides mate selection: Humans mate assortatively, as revealed by facial resemblance, following an algorithm of “self seeking like”. Evolutionary Psychology, 2: 177-194, 2004, Alvarez L & Jaffe K. 


153- Sex promotes gamete selection: A quantitative comparative study of features favoring the evolution of sex. Complexity, 9(6): 43-51, 2004, Jaffe K.


148- CESAR A. BADJI, ALVARO E. EIRAS, AIVLÉ CABRERA, KLAUS JAFFE Avaliação do Feromônio Sexual de Neoleucinodes elegantalis Guenée (Lepidoptera: Crambidae). Neotropical Entomology 32: 221-229, 2003


143- JAFFE K *: On sex, mate selection and evolution: an exploration. Comments on Theoretical Biology 7(2): 91-107, 2002.


137- CABRERA A, EIRAS A, GRIES G, GRIES R, URDANETA N. MIRAS B, BADJI C, JAFFE K. Sex pheromone of the tomato fruit borer Neoleucinodes elegantalis (Gueneé) (Lepidoptera:Crambidae). J Chemical Ecology 27: 2097-2107, 2001


135- RINCONES J., MAULEON H., JAFFE K. Bacteria modulate the degree of ampimix of their symbiotic entomopathogenic nematodes in response to nutritional stress. Naturwissenschaften 88: 310-312, 2001


134- JAFFE K. On the relative importance of Haplo-Diploidy, Assortative Mating and Social Synergy on the Evolutionary Emergence of Social Behavior. Acta Biotheoretica 49: 29-42, 2001.


129- JAFFE K. Emergence and maintenance of sex among diploid organisms aided by assortative mating. Acta Biotheoretica 48 (2) 137-147,  2000


125- OCHOA G and JAFFE K. On sex, mate selection and the Red Queen. Journal of Theoretical Biology 199: 1-9, 1999


123- JAFFE K. On the adaptive value of some mate selection strategies. Acta Biotheoretica 47: 29-40, 1999


115- JAFFE K, Sex, mate selection and evolution. In : Lecture Notes in Computer Science 1447 : Evolutionary Programming VII, Springer Verlag, V.W. Porto, N. Saravanan, D. Waagen and A.E. Eiben (Eds.), pp. 483-492,1998.


113- VERA O. NUÑOZ M.G. and JAFFE K. Wave parameters of the sperm flagellum as predictors of human spermatozoa motility. Andrologia 30: 153-157, 1998


112- BRICENO A y JAFFE K. Sex differences in occupational performance: a biological perspective. Social Biology, 44: 198-204, 1997


102 - JAFFE K. Biodynamica, a simulation model of biological evolution (for a windows environment)


101- JAFFE K. The evolutionary dynamics of sex: Why the sexes are, in fact, always two? Interciencia, 21: 259-267, 1996; 22: 48, 1996


94- CHACON-PUIGNAU G. and JAFFE K. Sex ratio at birth deviations in modern Venezuela: The Trivers-Willard effect. Social Biology 42: 257-270, 1995


86- JAFFE K y CHACON G. Assortative mating: Sex differences in mate selection for married and unmarried couples. Human Biol. 67: 111-120, 1995


80- JAFFE, K., URRIBARRI, D., CHACON, G.C., DIAZ, G., TORRES, A., HERZOG, H.: Sex linked strategies of human reproductive behavior. Social Biol. 40, 61-73, 1993


76- JAFFE K, SANCHEZ P, CERDA H, HERNANDEZ JV, JAFFE R, URDANETA N, GUERRA G, MARTINEZ R and MIRAS B: Chemical ecology of the palm weevil Rhynchophorus palmarum: Attraction to host plants and to a male produced aggregation pheromone. J. Chem. Ecol. 19, 1703-1720, 1993


61- JAFFE K.: Genetic similarity and group selection: A study of the open peer commentaries. Brain and Behavioural Sciences, 14, 525, 1991


52- JAFFE K, Analisis sociobiologico del comportamiento reproductivo de poblaciones humanas. Atlantida 27, 42-45, 1990