The annual Gay, Lesbian and Straight Education Network Day of Silence is April 21. It is the largest student-led protest for safe schools for all, regardless of sexual orientation or gender identity. The Night of Noise Rally is April 21, 5:30 to 7:30 p.m., State of Illinois Center, 100 W. Randolph, Chicago.

See www.glsenchicago.org/dos.html.