We are sad to announce that ASBMR member Dr. Marion David Francis passed away on May 10, 2016, a day after his 93rd birthday.
Dr. Francis was born in Vancouver, Canada and gained his BSc and MSc degrees in physics and chemistry at the University of British Columbia, followed by a PhD at the University of Iowa. In 1952, he joined the Procter and Gamble Company (P&G) in Cincinnati, Ohio, USA where he spent the rest of his professional career, publishing over 100 papers and 35 patents. He remained actively engaged in laboratory science until his retirement in 1993.
He made major scientific discoveries in the dental and medical fields that have endured to the present day. His basic research on the chemistry of tooth enamel and dentine helped to lay the scientific foundation for the effective use of fluoride to prevent cavities. Fluoride-containing toothpastes continue to be used more than 50 years later.
The extension of his work to controlling...