Slide words: We are on the threshold of a new era in behavioral neuroendocrinology….

Slide image: two photos of midshipman fish; photo of two meadow voles; photo of a female spotted hyena with her seven-week old cubs in Kenya; photo of a lemur playing with a toy truck

Credit: Margaret Marchaterre, Cornell University (fish); Larry J. Young, Emory University (voles); Kay E. Holekamp (hyenas); Gerianne Alexander, Department of Psychology, Texas A & M University (lemur)

Design by: Adrian Apodaca, National Science Foundation