Like the rest of his most loyal supporters and his most intractable enemies (and she has been, uniquely, both), Dowd is part of the baby boom generation.
Dowd has both been in support and against him. 
mnli hypothesis: Dowd has both been in support and against him.  premise: Like the rest of his most loyal supporters and his most intractable enemies (and she has been, uniquely, both), Dowd is part of the baby boom generation.