Cos Cob – Annual Education Symposium; a celebration of Jewish learning featuring speakers Andrea Been (chef and author), Chris Nicola (undercover investigator and cave expedition leader), and Rabbi Daniel Gropper; hosted by UJA-JCC Greenwich Women’s Philanthropy; 9:15 a.m.; at Greenwich Reform Synagogue, 92 Orchard St., ujajcc.org, (203) 552-1818. $60/in advance, $72/at the door.