Welcome to the OSSD!

The Organization for the Study of Sex Differences (OSSD) is a unique scientific organization that seeks to enhance knowledge of sex/gender differences by facilitating interdisciplinary communication and collaboration among scientists and clinicians of diverse backgrounds.

Benefits of OSSD Membership

Among many reasons to join OSSD, here are just a few:

  • Education and networking
  • Discount on annual meeting registration
  • Strong trainee support with numerous travel and poster awards!

NEW!! OSSD Connected - A Virtual Speaker Series

February 11, 2021 4:00 - 5:00 pm EST

Join us for this exciting OSSD event featuring Jill Becker Ph.D.  Dr. Becker is the new Editor-in-Chief of Biology of Sex Differences. For more details, click here.  Join us - registration is free (and required)!


Register Today!! 



Message from OSSD President, Rhonda Voskuhl, M.D.

Rhonda Voskuhl M.D. is the current President of the OSSD. She holds the Jack H. Skirball Chair and is a Professor in the Department of Neurology and the Director of the Multiple Sclerosis Program at the David Geffen School of Medicine, University of California, Los Angeles (UCLA).

“Necessity is the mother of invention”. The author of this proverb is unknown, yet it has been spoken worldwide for centuries dating back to Plato. 2020 catapulted this old saying into the new age, the age of now. The tremendous challenges of 2020 gave birth to innovative solutions...   READ MORE