active men in the Seropositive Urban Mens' Study (SUMS), O'Leary A, Purcell DW, Remien RH, Fisher HE, Spikes PS, AIDS Care 2007 The creation of a novel fluorescent protein by guided consensus engineering, Dai M, Fisher HE, Temirov J, Kiss C, Phipps ME, Pavlik P, Werner JH, Bradbury AR, Protein Eng Des Sel 2007 Romantic love: a mammalian brain system for mate choice, Fisher HE, Aron A, Brown LL., Philos Trans R Soc Lond B Biol Sci. 2006 Romantic love: an fMRI study of a neural mechanism for mate choice, Fisher H, Aron A, Brown LL., J Comp Neurol 2005 Romantic love: a mammalian brain system for mate choice, Fisher HE, Aron A, Brown LL, Philos Trans R Soc Lond B Biol Sci 2006 Defining the brain systems of lust, romantic attraction, and attachment, Fisher HE, Aron A, Mashek D, Li H, Brown LL, Arch Sex Behav 2002 Lust, attraction, and attachment in mammalian reproduction, Fisher HE, Hum Nat 1998 Evolution of human serial pairbonding, Fisher HE, Am J Phys Anthropol 1989