The article even says they finally went public about it when UCB stopped giving them business. As Upton Sinclair remarked, "It's difficult to get a man to unde

The article even says they finally went public about it when UCB stopped giving them business. As Upton Sinclair remarked, "It's difficult to get a man to understand something when his salary depends on it." I believe this is the explanation for many climate deniers, for example.