Dr. Renner earned his dental degree in 1968 and his certificate in prosthodontics in 1971 from Columbia University School of Dental and Oral Surgery. He worked as the staff prosthodontist at the VA Hospital system in Northport, New York from 1971 to 1973. In 1973 he and six others founded the Stony Brook School of Dental Medicine in Stony Brook, New York.
During his twenty-five years at the dental school, he authored or coauthored seven dental textbooks, wrote more than two hundred peer-reviewed scientific articles, was a dental editor of several dental journals, procured over one million dollars in NIH grants to fund basic research in prosthodontics, started an AEGD program, and was department chair of prosthodontics and the department of general dentistry. He has lectured nationally and internationally in prosthodontics. He is a fellow of the Greater New York Academy of Prosthodontics. He retired as Professor Emeritus of Stony Brook University in 1997. He ran a private prosthodontics and general dentistry practice in Stony Brook from 1997 to 2005.
Dr. Renner spent ten years during his career providing pro bono dental services on the Navajo Nation. He provided care to migrant farm workers on Long Island and on the Rio Grande in Laredo, Texas. He cared for children with HIV/AIDS from Hale House in Harlem. He treated children on the Colgate Dental Van in Texas. Dr. Renner worked with Save the Children to expand outreach to Central America — El Salvador, Guatemala, and Honduras.
Since 2005 Dr. Renner has committed his life to providing pro bono dental care worldwide. In 2009 Dr. Renner and his wife, Dr. Purobi Phillips, founded KIDS International Dental Services. They both worked with KIDS until January 2019 when they stepped aside to found Phillips Renner Foundation.
Dr. Phillips earned her doctorate in physics from Dartmouth College in 1987. She worked in various organizations as a physicist and in executive management positions and published numerous articles in peer-reviewed journals. In 2004, while working as an oral health care volunteer in El Salvador, Dr. Phillips met Dr. Renner. They married in 2006 and together started volunteering around the globe. In 2009 they founded KIDS International Dental Services. Dr. Phillips was President of KIDS from 2009 until January 2019 when she stepped down to found Phillips Renner Foundation.
Dr. Chen earned his DDS and PhD degrees from the University of California at San Francisco. He earned his MPH from the University of California at Berkeley. He owns a private orthodontic practice and does clinical research at Oakland Children's Hospital Research Institute. Dr. Chen strives to improve the oral health of children in his community and around the greater San Francisco Bay area through clinical work and research. He was a volunteer dentist with KIDS International Dental Services. Dr. Chen sits on the board of the Robert Chang Foundation, which specializes in college funding for low-income domestic and international students. Dr. Chen is married and has a young son.