A highly praised program on birdwatching debuts tonight -- Monday, July 16 -- at 8 p.m. on Channel 2. Entitled “Birders: The Central Park Effect,” it focuses on that New York City park but speaks to the pastime and birders in general. The film offers insight into the broad appeal of birding – who participates and why. Matt Mendenhall of “BirdWatching” magazine has given it a raving review in his blog  Read it at http://cs.birdwatchingdaily.com/brd/b/field_of_view/archive/2012/07/12/film-about-central-park-and-its-birders-explores-birdwatching-39-this-deeply-human-activity-39.aspx