6 ) ▁ ▁Fellow ▁of ▁the ▁American ▁Academy ▁of ▁Arts ▁and ▁Sciences ▁( since ▁ 1 9 8 8 ) ▁Member ▁of ▁the ▁Board ▁of ▁O verse ers ▁of ▁the ▁Boston ▁Museum ▁of ▁Science ▁( 1 9 9 1 – 1 9 9 7 ) ▁Member ▁of ▁the ▁Corporation ▁of ▁the ▁Wood s ▁H ole ▁Ocean ographic ▁Institution ▁( 1 9 9 1 – 1 9 9 5 ) ▁Member ▁of ▁the ▁Corporation ▁of ▁the ▁Charles ▁St ark ▁Dra per ▁Labor atory ▁( 1 9 9 4 – 1 9 9 6 ) ▁Member ▁of ▁the ▁Board ▁of ▁Direct ors ▁of ▁Cab ot ▁Corporation ▁( since ▁ 1 9 9 7 ) ▁ ▁Member ▁of ▁the ▁Board ▁of ▁Direct ors ▁of ▁the ▁Chem ical ▁Heritage ▁Foundation ▁( 1 9 9 8 – 2 0 0 2 ) ▁Trust ee ▁of ▁the ▁High er ▁Learning ▁Commission ▁of ▁the ▁North ▁Central ▁Association ▁of ▁Colleg es ▁and ▁School s ▁( 1 9 9 8 – 2 0 0 2 ) ▁Trust ee ▁of ▁the ▁Donald ▁Dan for th ▁Plant ▁Science ▁Center ▁( 1 9 9 8 - 2 0 1 9 ) ▁President ial ▁App o inte e ▁to ▁the ▁National ▁Science ▁Board ▁( 2 0 0 0 – 2 0 0 6 ) ▁ ▁Member ▁of ▁the ▁American ▁Philosoph ical ▁Society ▁( since ▁ 2 0 0 1 ) ▁ ▁Member ▁of ▁the ▁Board ▁of ▁Direct ors ▁of ▁the ▁National ▁Association ▁of ▁Independent ▁Colleg es ▁and ▁Univers ities ▁( 2 0 0 2 – 2