Christopher Leigh Williams is an American

medical physicist A medical physicist is a health professional with specialist education and training in the concepts and techniques of applying physics in medicine and competent to practice independently in one or more of the subfields (specialties) of medical physi ...

and

NASA astronaut The NASA Astronaut Corps is a unit of the United States National Aeronautics and Space Administration (NASA) that selects, trains, and provides astronauts as crew members for U.S. and international space missions. It is based at Johnson Space Ce ...

candidate. He resides in Boston, Massachusetts.

Background

Williams grew up in

Potomac, Maryland Potomac () is a census-designated place (CDP) in Montgomery County, Maryland, United States, named after the nearby Potomac River. Potomac is the seventh most educated small town in America, based on percentage of residents with postsecondary deg ...

. He graduated

Montgomery Blair High School Montgomery Blair High School (MBHS) is a public high school located in Four Corners, Maryland, United States, operated by Montgomery County Public Schools. The school's total enrollment of 3,600 makes it the largest public high school in Montgo ...

Silver Spring, Maryland Silver Spring is a census-designated place (CDP) in southeastern Montgomery County, Maryland, United States, near Washington, D.C. Although officially unincorporated, in practice it is an edge city, with a population of 81,015 at the 2020 censu ...

in 2001. He graduated from

Stanford University Stanford University, officially Leland Stanford Junior University, is a private research university in Stanford, California. The campus occupies , among the largest in the United States, and enrolls over 17,000 students. Stanford is consider ...

in 2005 with a

bachelor’s degree A bachelor's degree (from Middle Latin ''baccalaureus'') or baccalaureate (from Modern Latin ''baccalaureatus'') is an undergraduate academic degree awarded by colleges and universities upon completion of a course of study lasting three to six y ...

in physics and a

doctorate A doctorate (from Latin ''docere'', "to teach"), doctor's degree (from Latin ''doctor'', "teacher"), or doctoral degree is an academic degree awarded by universities and some other educational institutions, derived from the ancient formalism ''l ...

in physics from

MIT The Massachusetts Institute of Technology (MIT) is a private land-grant research university in Cambridge, Massachusetts. Established in 1861, MIT has played a key role in the development of modern technology and science, and is one of the m ...

in 2012, where his research was in

astrophysics Astrophysics is a science that employs the methods and principles of physics and chemistry in the study of astronomical objects and phenomena. As one of the founders of the discipline said, Astrophysics "seeks to ascertain the nature of the h ...

. Williams is a

board-certified Board certification is the process by which a physician or other professional demonstrates a mastery of advanced knowledge and skills through written, practical, or simulator-based testing. Certification bodies There are more than 25 boards that ...

medical physicist, completing his residency training at

Harvard Medical School Harvard Medical School (HMS) is the graduate medical school of Harvard University and is located in the Longwood Medical Area of Boston, Massachusetts. Founded in 1782, HMS is one of the oldest medical schools in the United States and is consi ...

before joining the faculty as a clinical physicist and researcher.

Career

Before his Ph.D., Williams worked at the

United States Naval Research Laboratory The United States Naval Research Laboratory (NRL) is the corporate research laboratory for the United States Navy and the United States Marine Corps. It was founded in 1923 and conducts basic scientific research, applied research, technological ...

and NASA’s

Goddard Space Flight Center The Goddard Space Flight Center (GSFC) is a major NASA space research laboratory located approximately northeast of Washington, D.C. in Greenbelt, Maryland, United States. Established on May 1, 1959 as NASA's first space flight center, GSFC empl ...

. He most recently worked as a medical physicist in the Radiation Oncology Department at the

Brigham and Women's Hospital Brigham and Women's Hospital (BWH) is the second largest teaching hospital of Harvard Medical School and the largest hospital in the Longwood Medical and Academic Area, Longwood Medical Area in Boston, Massachusetts. Along with Massachusetts Gener ...

and Dana-Farber Cancer Institute in

Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...

. He was the lead physicist for the Institute’s

MRI Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body. MRI scanners use strong magnetic fields, magnetic field gradients, and radio waves ...

-guided adaptive

radiation therapy Radiation therapy or radiotherapy, often abbreviated RT, RTx, or XRT, is a therapy using ionizing radiation, generally provided as part of cancer treatment to control or kill malignant cells and normally delivered by a linear accelerator. Radia ...

program. His research focused on developing image guidance techniques for cancer treatments.

Astronaut candidacy

On December 6, 2021, Williams was selected to join NASA's 23rd astronaut candidate class.

References

{{DEFAULTSORT:Williams, Christopher Astronaut candidates Massachusetts Institute of Technology alumni Harvard Medical School alumni Stanford University alumni Living people 1983 births People from Potomac, Maryland