Eric Midgal of It’s All Relative LLC will present a Warren County Library sponsored free Zoom session on building and understanding family trees on Thursday, Nov. 10, from 6:30 to 7:30 p.m.

Midgal will cover topics such as the differences of pedigree and family group trees, gathering accurate information and understanding and analyzing relationships in this session geared for adults.

Register in advance with Laura at (908) 818-1280 or laurag@warrenlib.org.