When Adam Levine took over as the Cummer Museum's president and CEO in January, he dug into the museum's archives and into the Jacksonville community, trying to find out what guests wanted from their Cummer experience. He found a years-old UNF survey, with data that indicated guests would be interested in attending the museum for free evening hours on Fridays more than Tuesdays, when the museum is already open late. Rather than switch from one to the other, the museum will be opening up for free…