Brian Fagan  Global warming is not a new phenomenon. A millennium ago, the earth experienced another cycle of warming, forever changing human society. Today on Insight, you’ll meet anthropologist Brian Fagan, and learn how events from the past can help us plan for the future.

Brian Fagan speaks at 5 p.m. Wednesday, March 12th at McGeorge School of Law, Classroom G, 3200 5th St., Sacramento. Information: (916) 739-7271.

Dinah Lenney  TV actress and author Dinah Lenney has written a memoir about her father’s highly publicized murder, and the impact it had on her family.

Dinah Lenney speaks at 6:30 p.m. Wednesday, March 12th at the University Library Gallery, 6000 J St., Sacramento. Information: (916) 278-6502.

Los Angeles Guitar Quartet  The Los Angeles Guitar Quartet is celebrating their twenty-seventh year on the concert stage. This GRAMMY-winning group continue to set the standard for expression and virtuosity among guitar ensembles.

The Los Angeles Guitar Quartet performs at 7:30 p.m. Wednesday, March 12th at the Capistrano Music Recital Hall, Sacramento State Campus, 6000 J St., Sacramento. Information: (916) 278-5155.