James M. Henslin is Professor Emeritus of Sociology at Southern Illinois University, Edwardsville. He is the author of many textbooks, including Sociology: A Down-to-Earth Approach, 7th ed.; Essentials of Sociology: A Down-to-Earth Approach, 6th ed.; and Social Problems, 7th ed.

James M. Henslin is Professor Emeritus of Sociology at Southern Illinois University, Edwardsville. He is the author of many textbooks, including Sociology: A Down-to-Earth Approach, 7th ed.; Essentials of Sociology: A Down-to-Earth Approach, 6th ed.; and Social Problems, 7th ed.

James M. Henslin is Professor Emeritus of Sociology at Southern Illinois University, Edwardsville. He is the author of many textbooks, including Sociology: A Down-to-Earth Approach, 7th ed.; Essentials of Sociology: A Down-to-Earth Approach, 6th ed.; and Social Problems, 7th ed.