Field profiler / liaison · FBI field profiler and BSU liaison
DeLong served as a field profiler and liaison to the Behavioral Science Unit rather than as a permanent Quantico BAU member. Keeping that distinction visible avoids collapsing field consultation, unit membership, and media use of the word profiler.
CD
Portrait not published until a reliable, attributable image is available.Evidence ledger
Documented case associations
No named case association with enough public detail to compare the reported advice against the outcome was located in this research pass. This does not mean the practitioner handled no cases; it means confidential or generalized work is not being converted into an invented success story.