Sitting at a table on a busy mezzanine inside of Manhattan's Riverside Church, one of the orchestra's rehearsal spaces, violinist Ronnie Bauch and cellist Melissa Meell look back at the evolution of the Orpheus Method, the egalitarian organizational principle at the heart of the orchestra.
Moreover, as the chart shows, the rate of change has speeded up over the course of that period. (The sudden fall-off at the end is caused because the linkage-disequilibrium method cannot easily detect very recent mutations, rather than by a sudden reduction in the rate of evolution.) The researchers put this acceleration down to two things.