Art critic Waldemar Januszczak is back to help viewers in "Understanding Art"─this time revealing how movements of the 17th and 18th centuries continue to exert their influence in the 21st century. First, "Baroque! From St. Peter's to St. Paul's" (2009) studies the baroque style from its origins as officially sanctioned religious art; next, "Rococo Before Bedtime" (2014) reviews how the rococo look impacted an array of human pursuits, including U.S. politics. 6 1/4 hrs. total on three discs. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo; bonus program "The Lost Genius of British Art: William Dobson" (2013).