The role of insight in working with a preadolescent girl, who was engaged i
n a seven-year analysis, is examined from the perspective of therapeutic ac
tion. The patient's use of insight, within the context of a transference ne
urosis, contributed substantively to changes in the depth of object relatio
ns, modulation of affect, return of development to its anticipated pathways
, marked reduction of obsessive-compulsive symptomatology, and profound flo
wering of intellectual development.