Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)
Benjamin Stewart speaks at he Lutheran Studies conference on water at PLU on Thursday, September 29, 2011. (Photo/Igor Strupinskiy)