 In 1970 President Richard Nixon appointed Creutz as Assistant Director for Research of the National Science Foundation . He became Assistant Director for Mathematical and Physicals Sciences in 1975 , and was acting Deputy Director from 1976 to 1977 . The 1970s energy crisis raised the national profile of energy issues , and Creutz served on a panel that produced a study called The Nation 's Energy Future . His wife Lela died of cancer in 1972 . In 1974 he married Elisabeth Cordle , who worked for the National Science Board . The two of them enjoyed locating and photographing rare orchids . 
 In 1970 President Richard Nixon appointed Creutz as Assistant Director for Research of the National Science Foundation . He became Assistant Director for Mathematical and Physicals Sciences in 1975 , and was acting Deputy Director from 1976 to 1977 . The 1970s energy crisis raised the national profile of energy issues , and Creutz served on a panel <a href='null_relcl' title='1'><mark>that</mark></a>produced a study called The Nation <a href='null_genetive' title='2'><mark>'s</mark></a>Energy Future . His wife Lela died of cancer in 1972 . In 1974 he married Elisabeth Cordle , <a href='null_relcl' title='3'><mark>who</mark></a>worked for the National Science Board . The two of them enjoyed locating and photographing rare orchids . 
In 1970 President Richard Nixon appointed Creutz as Assistant Director for Research of the National Science Foundation . He became Assistant Director for Mathematical and Physicals Sciences in 1975 , and was actn Deputy Director from 1976 to 1977 . da 1970s energy crisis raised the national profile of energy issues , and Creutz served on a panel produced a study called The Nation  Energy Future . His wife Lela died of cancer in 1972 . In 1974 he married Elisabeth Cordle , worked for the National Science Board . Tdatwo of them enjoyed locating and photographing rare orchids .