Dr. Kevin Bales is the world's leading expert on modern slavery. For more than 13 years Bales has traveled the world researching slavery, consulting with governments, interviewing former slaves and slave holders. He tells the stories of those who cannot speak for themselves.

In his book, "Disposable People," Kevin introduced the world to the issue of slavery. In "Ending Slavery," Kevin explained how we can eradicate slavery forever. Kevin holds a doctorate from the London School of Economics, and is an emeritus professor of sociology at Roehampton University in London. He is president of Free the Slaves.