Dr. LeSon was born in Vietnam and migrated to the United States with his family and has been in love with America and its freedom and people ever since. Dr. LeSon's education includes a Bachelor of Science degree in Engineering (emphasis in Bioengineering) from the University of Illinois, Urbana, a Master of Public Health (in Environmental and Occupational Health Sciences) from the University of Illinois, School of Public health, a Master of Science in Public Health (in Environmental and Occupational Epidemiology) at the University of Illinois at Chicago, a medical degree from the Kirskville College of Osteopathic Medicine in Missouri. He received fellowship training in Allergy-Clinical Immunology at the University of California Davis and in  Clinical Laboratory Immunology at the University of California Irvine.  He has been an active member of the American Academy of Allergy, Asthma and Immunology (AAAAI), the American College of Allergy, Asthma and Immunology (ACAAI), and the American College of Physicians. Dr. LeSon is a Vietnamese-speaking physician who is culturally and linguistically sensitive to his surrounding community and its health needs and health concerns.