in Nutrition, for "pioneering the understanding of isotope discrimination in plants and its application to breed wheat varieties that use water more efficiently", which related to a discovery the pair made in the 1980s. Other winners include: 1981 − Hugo Kortschak, Marshall (Hal) Davidson Hatch and Roger Slack, for "outstanding work on the mechanism of photosynthesis which established the existence of an alternative pathway for the initial fixation of carbon dioxide in some important food plants". 1982 − Hamish Munro, for his work on the protein metabolism of mammals. 1984 − Elsie Widdowson, for her work on the values of foods as nutrient sources, the effects of long-term undernutrition and starvation and the nature and control of the growth process. 1989 − Vernon R. Young, for his work on the amino acid metabolism of man. 1992 − Kenneth Blaxter, lifetime award given posthumously. 1995 – Richard Smithells and B.M. Hibbard, for "pioneering studies into the role of micronutrient deficiencies, principally folic acid deficiency, and neural tube defects". 2010 − Peter E. Hartmann and Robyn Owens for their "research on human lactation, including methods for the non-invasive measurement of the rate of milk secretion". References Awards established in the 1970s Optoelectronics Nutrition