Caitlyn Hauff, Ph.D. Assistant Professor, Department of Health, Kinesiology. We do not sell or share your information with anyone else. Caitlyn Jenner on TMZ, your go-to source for celebrity news, photos, & videos. Caitlyn Jenner, the transgender woman, reality TV star and transgender rights advocate and author. GUESTLISTED FOR JUSTIN TIMBERLAKE ON MY 19TH BIRTHDAY *in OHIO???* - Duration: 28 minutes.