The author of "The Rise and Fall of the Great Powers" undertakes to examine the probable consequences of the world's present conduct.

The author also undertook to give lessons.

An author of survival guides undertakes to write about the world of horse racing.

The author then undertakes a campaign for better foods and farms.

Because of the subject matter, the author undertook significant homework on the novel, asking fellow Times correspondent Anthony Terry for information on V-2 rockets and the German Werewolves.

The novel is based upon a series of travels the author undertook in the Canadian barren lands, of Keewatin Region, west of Hudson Bay.

The author undertakes to answer many of the mysteries surrounding the Titanic disaster.

It is an extended version of his doctoral dissertation, written before the author had seriously undertaken the study of mathematics.

She said that indexing was a thing that only the most amateurish author undertook to do for his own book.

In the book, the authors undertake an ethnographic study of a neuroendocrinology research laboratory at the Salk Institute.