Given the question: What key details about jack durrance can be extracted from the following bio? Bio: dr. john r. '' jack '' durrance was a pioneering american rock climber and mountaineer . he learned to climb while attending high school in germany , and later founded the dartmouth mountaineering club in 1936 while attending dartmouth college . some of his classic first ascents include the north face of the grand teton and the '' durrance route '' on devils tower . his successful completion of the grand 's exum ridge and west face , along with his contributions to the development of bouldering , stand among his other climbing achievements . in 1939 he attempted to climb k2 , the second tallest mountain in the world . he became embroiled in controversy after four members of the expedition died and the expedition leader , fritz wiessner , blamed durrance . a book seeing to shed light on the event , '' k2 : the 1939 tragedy '' , was published in 1994 . the authors , william putnam , a former president of the alpine club , and andy kaufman , a former director , relied on a durrance diary that surfaced for the first time fifty years after the event to place responsibility for the deaths on wiessner . during the 1939 climb , durrance saved the life of an expedition member who was suffering from pulmonary edema . the man 's family thanked durrance by getting him an internship with dr. james j. waring , an international expert on tuberculosis . durrance took the internship and later became a pulmonary physician at a denver hospital . in addition to climbing and medicine another passion of his was hybridizing irises . durrance died on 7 november 2003 , aged 91 , survived by his widow , stella coulter durrance and their five children .
The answer is:
- other names is john r. durrance- death date is 07 november 2003- name is jack durrance- occupation is rock climber , physician