An Adams man was found guilty of sexually assaulting and secretly taking nude photos of a child earlier this month, the Berkshire County District Attorney’s Office announced.On June 11, a jury convicted 39-year-old Michael Hiser on three counts of photographing an unsuspecting nude child and two counts of posing or exhibiting a child in the nude, prosecutors said in a press release. He was also found guilty on single counts of aggravated indecen…