All 3 Uses

dynamic
in
The Other Wes Moore
(Edited)

One Sunday, they entered Mount Horeb Church in St. James Parish and were immediately impressed by the young, dynamic pastor, Josiah Thomas.
p. 40.9 *

dynamic = energetic and enthusiastic
But even that dynamic wasn't unique; the same thing was happening in Wes's neighborhood, where Hopkins was the driving force of change, aimed at improving the quality of life for students and faculty.
p. 153.8 *

dynamic = interaction of forces influencing a system
She explained to me the color dynamic in South Africa, how there I would be considered colored because I was not dark enough to be considered black.
p. 167.3

Definitions:

(1) (dynamic as in: a dynamic personality)
energetic or powerful -- often inspiring others
(2) (dynamic as in: a dynamic system)
continually changing -- typically in a good or adaptive way
(3) (dynamics as in: the system dynamic)
the interaction of all the forces influencing a system
(4) (meaning too rare to warrant focus)