Dr. Dre Fiona Apple and Alanis Morissette, In the past few years Elizondo has since worked for many of Dr. Dre's productions. Dr. Dre also told "Scratch" magazine in a 2004 interview that he has been studying piano and music theory formally, and that a major goal is to accumulate enough musical theory to score movies. In the same interview he stated that he has collaborated with famed 1960s songwriter Burt Bacharach by sending him hip hop beats to play over, and hopes to have an in-person collaboration with him in the future. Dr. Dre has stated that he is a perfectionist
Dr. Dre without the help of collaborators, and that he is responsible for the success of his numerous albums. Dr. Dre's prominent studio collaborators, including Scott Storch, Elizondo, Mark Batson and Dawaun Parker, have shared co-writing, instrumental, and more recently co-production credits on the songs where he is credited as the producer. Anderson Paak also praised Dr. Dre in a 2016 interview with "Music Times," telling the publication that it was a dream come true to work with Dre. It is acknowledged that most of Dr. Dre's raps are written for him by others, though he retains ultimate control over his lyrics