Acid house: a genre of trance-like house music, which originated in mid '80s Chicago.
Dave Swindells: a photojournalist who found himself in Britain during the explosive acid house scene of the late '80s/early '90s. Not only did Swindells immerse himself in the craze that consumed a young generation looking to escape the conservatism of Thatcher's Britain, but he photographed some pretty wild impromptu raves, which stopped traffic, lasted all night and caused many parents to shake their head in disapproval.
More at daveswindells.com.