Martin J. WalkerMARTIN J. WALKER is a British activist, investigator, and writer. Since 1990, he has focused on lobby groups and the in?fluence of multinational corporations on medicine, medical research, and public health. Walker contributed to Lennart Hardell’s paer “Secret Ties to Industry and Con?flicting Interests in Cancer Research,” which appeared in the American Journal of Industrial Medicine and led to Walker, Hardell, and the late Bo Walhjalt producing this book. Read More Read Less