Dr. Edward T. O'Donnell is Associate Professor of History at College of the Holy Cross in Worcester, MA. He earned his Ph.D. in American History from Columbia University. Since 2002 Professor O'Donnell has worked extensively with the federal U.S. Department of Education program Teaching American History. He has served as the lead historian for several grants and has led hundreds of workshops and seminars and delivered multimedia lectures designed to help teachers devise innovative methods for teaching American history. Active in the field of public history, Professor O'Donnell has curated major museum exhibits on American history and has appeared in several historical documentaries. He has also provided historical commentary and insight for The History Channel, ABC, PBS, the BBC, and the Discovery Channel. A popular public speaker, he has delivered more than 100 invited talks and conducted more than 2,000 walking tours of various historical American neighborhoods. Professor O'Donnell is the author and coauthor of several works dealing with a broad range of American history, including Visions of America: A History of the United States and 1001 Things Everyone Should Know about Irish American History.