Roger Brucker-- Author, Cave Explorer
Roger Brucker is an author and cave explorer and bicycle enthusiast and has written four books on Mammoth Cave,Roger W Brucker,co founder and active with Karst Environmental Education and Protection,co founder and past president of the Cave Research Foundation,fellow of the National Speleological Society,co author of book about Floyd Collins to be made into movie starring and directed by Billy Bob Thornton,consulted for National Geographic Television,expert on karst and sinkholes,expert on caves and cave exploration,expert caver,expert on caving
http://www.rogerbrucker.com