She traced his belligerent behavior to the rage and guilt so common among foster children.

We can trace evolutionary relationships among all the world's creatures, one related to the other in a hierarchy of families and phyla-except us.

It will take more than one article to trace the elements of that value structure and the links among them.

The Purewal clan can trace its origins to this village, among others.

So she began to try to research their story, to trace backward their voyages together among the stars.

An aggressive, voluntary system of contact tracing among drug addicts is also worth trying.

The third is to focus on the consumers; that is, to trace the transmission and interpretations of these ideas among the wider population.

The study traced an expansion of drug use among young people into the late 1970's, a decline through 1991 and since then a resurgence.

It has simply to trace the necessary connections among the phenomena of wealth and dictates no rules for practice.

He explores the strengths and weaknesses of each method, tracing the connections among the different schools of thought.