The Samuel Proctor Oral History Program at the University of Florida conducted several interviews with Teddy Bear.
Most recent is an interview from December 8, 2023,
https://www.youtube.com/watch?v=YcnGNFF1xSw
Then a video from April 30, 2019 cooking fish,
https://www.youtube.com/watch?v=_NEKtaJE2lw
Also a transcript of an interview from August 21, 2016,
https://ufdcimages.uflib.ufl.edu/AA/00/06/65/47/00001/VIDS%20234%20TB%20Marshall%208-21-2016ufdc.pdf
And an older transcript of an interview from May 30, 2015,
https://ufdcimages.uflib.ufl.edu/AA/00/06/65/14/00001/AAHP%20381%20Robert%20'Teddy%20Bear'%20Marshall%205-30-2015ufdc.pdf