I am Dr. Tammie King, animal behaviour expert working at the Waltham Petcare Science Institute (https://www.waltham.com/). I’m here to talk to you about dog behaviour. Ask Me Anything!

We are India Oxenberg (advocate, author, and former member of the NXIVM cult) and Rachel Bernstein (therapist and cult specialist). We’re here to talk about NXIVM and the STARZ series Seduced: Inside the NXIVM Cult. AMA.

I joined the CIA as a 22-year-old girl, right after 9/11. Ask me anything.

We are Roman Mars and Kurt Kohlstedt here to celebrate the 10th anniversary of the 99% Invisible podcast. It’s a show about design and the built world we live in. Our new book drops today -- The 99% Invisible City: A Field Guide to the Hidden World of Everyday Design. AMA!

I am the guy behind Daily Dose of Internet with over 9.5 million subscribers on YouTube. Ask me anything!

I am responsible for the Gettysburg flag-burning hoax. AMA.

My name is Matty Benedetto and I am the founder of Unnecessary Inventions aka that reddit guy who creates the fake products to solve problems that don't exist. AMA!

Hi, Reddit - this is Tom DeLonge, musician and founder of To The Stars Academy of Arts & Sciences, and Lue Elizondo, former director of the US Government's secret UFO program. We’re on HISTORY’s groundbreaking series “Unidentified: Inside America’s UFO Investigation.” Ask us anything about UFOs!

Hey y’all! I am a professional Rubik’s cube solver who holds the National Record for 3x3 average and single in my country AMA

I made an animated video explaining Systemic Racism that's currently going viral, with shares by Kim Kardashian, Kristen Bell, Viola David, Alyssa Milano, and SNOOP DOGG! Ask Me Anything!