• Kick off of Rainbow SIGs fundraising

    Kick off of Rainbow SIGs fundraising efforts for Rainbow Railroad to coincide with Rainbow Railroad’s “When I Am Free” benefit jazz concert that Wednesday evening. For more information, contact rainbow@chicago.us.mensa.org.

  • HalloweeM

    HalloweeM, the largest Regional Gathering (RG) in the country with over 500 attending. Only the nationwide Annual Gathering is larger. Check out the multi-track seminars, 24-hour gaming, creative costume contest, [...]

  • Larry Lesperance and Tom Nickel

    Larry Lesperance and Tom Nickel host. Potluck. Limited Seating. Starting at 5:30—subject to change. To sign up, contact rainbow@chicago.us.mensa.org by Thursday, January 2, 025.

  • Quarterly dinner

    Quarterly dinner at All Meal Prep, 1100 W Bryn Mawr Ave, Chicago, IL starting at 5:30 pm. RSVP to rainbow@chicago.us.mensa.org by Thursday, April 17, 2025 so that we can save [...]

  • Chicago Annual Pride Parade and Luncheon

    Chicago Annual Pride Parade and Luncheon with lineup starting at 10:00 am. A concerted effort will be made to invite and welcome conventioneers attending the following week AG to our [...]

  • Annual Gathering

    Annual Gathering to be held in Chicago, IL. For more details, use the following link: Annual Gatherings (mensa.org) Karen Gruebele and Allison Reeves, co-chairs of the AG, are members of [...]

  • Dale Woods and Jim Cundiff

    Dale Woods and Jim Cundiff host the quarterly meal, a potluck, at 5415 N Sheridan Road, #3811-3810, Chicago, IL 60640 starting at 5:30. Please rsvp to rainbow@chicago.us.mensa.org by Thursday, July [...]