World-renowned cellist Yo-Yo Ma discusses the topic of imagination with a group of Burchard Scholars after last Sunday afternoon’s performance of the Silk Wind Ensemble held at Symphony Hall in Boston. Diane Rak—The Tech May. 9, 2016 Facebook Twitter Reddit Print World-renowned cellist Yo-Yo Ma discusses the topic of imagination with a group of Burchard Scholars after last Sunday afternoon’s performance of the Silk Wind Ensemble held at Symphony Hall in Boston. Diane Rak—The Tech