David Barker

David Barker's theory on Developmental Origins of Adult Diseases implicates the importance of Preconceptional Prevention of Adulthood Diseases.  Saving resources by doing Quaternary Prevention may let people and public health professionals to invest more on Preconception Health.   Please see the Lancet report about his scientific life:

 http://www.thelancet.com/journals/lancet/article/PIIS0140-6736%2813%2962050-4/fulltext

Please see this too:  http://www.ohsu.edu/xd/education/schools/school-of-medicine/departments/the-moore-institute/news-and-media/in-memoriam-david-barker.cfm

See his websites too: 

 http://www.thebarkertheory.org

 http://www.thebarkerfoundation.org