The 5-foot-7 junior raced to first place at the D.C. State Athletic Association Championships this past season with a course-record time of 19:37, leading the Fighting Quakers to a team title. Knibb also won the Maryland/D.C. Private School Championships
Knibb has maintained an A average in the classroom.
Also a talented swimmer and triathlete, she has volunteered locally on behalf of an assisted living facility.