The mathematical calculation prowess and extreme memorization ability of author Daniel Tammet (1979-) are documented in this video, found on YouTube: The Boy With The Incredible Brain (Superhuman Documentary) - Real Stories, Published on Aug 22, 2015.

Topics mentioned in this documentary include:
- one of 9 children
- childhood seizures, epilepsy diagnosis
- autism
- heightened "powers of perception"
- gifted savants
- synesthesia
- "moving through a synesthetic landscape"
- photographic memory
- students calculating with an abacus
- learning a new language in one week

Other individuals mentioned in this documentary include:
- Orlando Serrell (1968-)
- Dane Bottino, savant artist
- Kim Peek (1951-2009), inspiration for Dustin Hoffman's character Raymond Babbitt in the movie "Rain Man" (1988)
- Dr. Darold Treffert, author of:
- - - Extraordinary People: Understanding Savant Syndrome,
- - - Islands of Genius: The Bountiful Mind of the Autistic, Acquired, and Sudden Savant.