We have a full schedule of social activities each month, ranging from lunches and happy hours to games nights, discussion groups, trivia, and our Speakers Forum.

All events are open to all Mensa members, and to guests who accompany Mensa members. Events in public places (restaurants, theaters, etc.) are also open to prospective members. RSVPs are not required, except as noted.

To protect the privacy of our hosts, home addresses and personal email addresses are not listed on this website. Current members of Orange County Mensa can access this information in the current Oracle newsletter or the weekly eBlast.

The calendar of activities in the Oracle (our monthly newsletter) may include additional events that are open only to Mensa members and their guests. To view the Calendar in the Oracle, please visit American Mensa’s local group newsletters webpage. Have your Mensa log-in info (email address and password) ready.

Once a week, we send an Email Blast — “This Week in OC Mensa” — that lists the activities for the next seven days to each member with an email address on file with American Mensa.

Mensa members only, please: Sign up for the Weekly eBlast, “This Week in OC Mensa.” Use your preferred email address. Receive the OCM activities for the next seven days delivered to your email inbox.

Mensa members: You can schedule your own activity or get-together in next month’s calendar by submitting a Calendar entry to our Calendar Editor at:

NOTE: Due to the COVID-19 pandemic, many of our normally scheduled in-person events are on hiatus. 


Sunday, October 4

4:00 PM          OCM Speakers Forum – “Fascinating Facts About our Presidents”

Join fellow Mensan Richard Lederer for an interesting, educational, and non-partisan presentation of fascinating facts about the feats, fates, families, foibles, and firsts of our American presidents.

Richard Lederer, the language columnist for the Mensa Bulletin, is the author of more than 50 books about language, history, and humor, including his best-selling Anguished English series and Presidential Trivia, as well as his most recent titles, A Treasury of Halloween Humor and A Treasury of Christmas Humor. He is a founding co-host of “A Way With Words,” broadcast on Public Radio. Dr. Lederer’s syndicated column, “Lederer on Language,” appears in newspapers and magazines throughout the United States. He has been named International Punster of the Year and Toastmasters International’s Golden Gavel winner.

You are sure to enjoy this presentation no matter if you are a trivia buff or a history lover or if you simply want to learn more about our presidents.

Format: This will be a remote event using Zoom.

If you want to receive the link by email, send an email to Angie Mattson.

Contact: Angie Mattson, Phone: 714-974-0847; Mobile: 714-404-7766.

Saturday, October 10

11:00 AM       Non-Screaming Politics – In Person – Socially Distanced

Non-Screaming Politics is a political discussion group.  It meets in-person on Second Saturday, and online (Zoom) on Third Saturday.  It even has rules ( to help prevent screaming.  Enjoy some free coffee (and maybe a pastry or two) with your conversation.  Or enjoy some covfefe, depending on your attitude towards Trump.

Location (Second Saturday): We meet (socially distanced!) on the patio in San Clemente.  Rain cancels the meeting; see above link to “rules” if the weather looks iffy early on Saturday morning. See the Oracle or eBlast for details.

Contact: Tom Streeter, (949) 668-3468.


12:00 PM      Inland Empire Mensa Zoom

We are spread far and wide throughout Riverside and San Bernardino counties, scattered in different Mensa chapters and now, separated even more by COVID. For years, several of us have met informally for coffee, for lunch, for dinner, for celebrations in homes and restaurants, and more recently, on Zoom. Let’s expand our numbers, and get together officially on Zoom! We meet every second Saturday of the month from 12 noon to about 1:30 pm. Come tell us about yourself at our next Zoom meeting. For the Zoom meeting link, see Oracle or eBlast or contact Joan Francis.

Contact: Questions? Joan Francis at


Sunday, October 11th

3:00 PM              Remote OCM Board Meeting

The Board will meet to handle the business end of Orange County Mensa. This meeting will be via Zoom. All OCM members are welcome to attend. You can attend on a computer, smart phone or tablet. If you prefer, you can listen in on a landline phone. If you plan to attend, RSVP to Angie Mattson to receive the information on joining the meeting.

Contact: Angie Mattson, OCM President, or 714-974-0847 or 714-404-7766 (cell).

Monday, October 12

10:00 PM       Calendar and Oracle Deadline

Submit calendar entries to the Calendar Editor at

Submit Oracle entries (articles and photos) to the Oracle Editor at

Saturday, October 17

11:00 AM       Non-Screaming Politics – Online (Zoom)

Non-Screaming Politics is a political discussion group.  It meets in-person on Second Saturday, and online (Zoom) on Third Saturday.  It even has rules ( to help prevent screaming.  Bring your own (virtual) coffee!  Or bring your own (virtual) covfefe, depending on your attitude towards Trump. Lunch is not included; we stop at 12:30.

Location (Third Saturday): Online (Zoom); See the Oracle or eBlast for details. For best results, use a computer instead of a smartphone, an external microphone instead of the built-in mic, and headphones instead of speakers.

Contact: Tom Streeter, (949) 668-3468.


Sunday, October 18

2:00 PM to 2:45 PM      Gifted Youth “Skype a Scientist”

All Mensa Gifted Youth Program members (and members with children or teens) are invited to join us for a virtual get-together via Zoom ( The Skype a Scientist program ( has matched us with a fascinating paleoanthropologist who will meet with us virtually, share slides and stories from her exciting career, and answer our questions. Dr. Briana Pobiner has done fieldwork in Kenya, Tanzania, South Africa, and Indonesia (read more at We’ll be using Zoom, which is a web conferencing tool (similar to Skype) that you can use for free online or within the Zoom app (compatible with Windows, Mac, Linux, iOS, and Android). In order to attend, please do the following by October 11:

1) Have your child watch the 3-minute video at to form the questions he or she submits for Dr. Briana Pobiner.

2) RSVP via email to (only those who RSVP will receive the details necessary to join the meeting) with up to two questions your youth has for Dr. Pobiner (this allows Dr. Briana Pobiner to plan for our interests)

 Who May Attend: If you are (a) a Mensan under the age of 18 you must attend with a parent or guardian present to oversee your participation, or (b) if you are a Mensan who has child(ren) below age 18 you must oversee your child(ren)’s participation.

Conduct Reminder: As with our in-person events, all gifted youth are expected to attend with an adult present at all times. The Skype a Scientist Code of Conduct (as expressed in its “Teacher/Group Leader Agreement”) prohibits any forms of disrespect or inappropriate behavior. Anyone displaying those behaviors will be removed from the call immediately.

Event Location: After you RSVP you will be sent a link to click at the time of the event and a password. Though it is possible to use Zoom online (on your laptop, smart phone, or other Wi-Fi-ready device), you might choose to download the free Zoom app directly onto your device by visiting your device’s app store. You might also opt to set up a free Zoom account at

Contact: Gifted Youth Coordinator Jenny Rankin,


Friday, October 30

7:00 PM      “Trick or ZooM” – OC Mensa Halloween Party

Join us for a remote Halloween Party from the comfort of your own home. Dress in a costume or come as yourself. Bring your own treat(s) and beverage of choice. We’ll chit-chat, have a costume “parade,” play some Halloween trivia, and enjoy some other fun activities. Maybe we’ll even have prizes for best costume or for winning trivia.

Format: This will be a remote event using Zoom.  to receive the link, send an email to Angie Mattson.

Contact: Angie Mattson,

Phone: 714-974-0847; Mobile: 714-404-7766