Michael Moore's signature documentary style features himself interviewing subjects and narrating films with political and social commentary. David Attenborough is known for his informative yet storytelling narration of nature documentaries. Adam Curtis explores complex sociological and philosophical topics in a way meant to simplify complexity for audiences. Nick Broomfield pioneered a reflexive documentary style by filming the filmmaking process itself, including arguments and failures. Ken Burns is renowned for bringing archival photographs and footage to life through slow zooms and pans in his historical documentaries.