San Antonio’s March for Science will begin at Jefferson High School on Saturday, April 14, at 10 a.m. Mayor Ron Nirenberg will deliver opening remarks around 10:45 a.m. Marchers will then leave the Jefferson campus and head south on Wilson Avenue toward Woodlawn Lake. After the march, three accomplished scientists with ties to San Antonio and South Texas will speak during a rally, and U.S. Rep. Lloyd Doggett (D-Austin) will conclude the day’s events.