Answer
Grant Imahara was a co-host of the popular television show MythBusters. The show aired for 14 seasons on the Discovery Channel and featured Imahara and his co-hosts Adam Savage and Jamie Hyneman testing the validity of various myths and urban legends. Imahara was a mechanical engineer and robotics expert, and he brought his expertise to the show, helping to build and operate the various contraptions used to test the myths.