Mae Jemison was very involved in extracurricular activities at Stanford, including dance and theater productions, and served as head of the Black Student Union. During her eight days in space, she conducted experiments on weightlessness and motion sickness on the crew and herself. She was named Gamma Sigma Gamma Woman of the Year in 1990. In 1992, an alternative public school in Detroit, Michigan, was named after her. After leaving the astronaut corps in March 1993, Jemison accepted a teaching fellowship at Dartmouth. She also established the Jemison Group, a company that seeks to research, develop and market advanced technologies.