If anyone can appreciate humankind’s connection to the Earth, it’s a farmer. Essel Bailey ’66 grew up on farms in the South and Michigan, his early years shaped by the rhythms of planting and harvesting and his father’s careful stewardship of the land. The lessons of his farming boyhood stay with Bailey, a lawyer and executive in Ann Arbor, Mich., in his work with the Nature Conservancy and other groups, and informed, in part, his gift to Wesleyan’s College of the Environment. The nearly $3 million commitment from Bailey and his wife, Menakka, will endow a visiting professorship and bring…