Thomas Guzman-Sanchez is an American dance historian and author specializing in underground dance culture. His notable work *Underground Dance Masters: Final History of a Forgotten Era* (2012) documents the pioneering breaking and locking dancers of the 1970s and 1980s. Through extensive interviews and research, Guzman-Sanchez preserves the oral histories of foundational hip-hop and funk style dancers who helped create these art forms. His writing emphasizes cultural preservation and giving voice to often-overlooked artists who shaped street dance movements. His work is recognized as an essential resource for understanding the roots of contemporary urban dance culture and honoring its original practitioners.