Mark Sommer talks about the “Boychicks of Summer: Jewish Aspects of Baseball,” on two consecutive Shabbatot — June 2, at 6:55 p.m., and June 9, at 7 p.m. — at Congregation Beth Aaron in Teaneck.

On June 2, the topic will be “Jewish Aspects of Baseball,” and on June 9, it’ll be “Extra Innings.” Mr. Sommer is a member of the Society for American Baseball Research, the National Baseball Hall of Fame and Museum, and the Vintage Base Ball Association. The program is sponsored by the Men’s Club. For more information, call (201) 836-6210 or go to www.bethaaron.org.