Alagna, Magdalena

Explains the events surrounding the Louisiana Purchase, through which President Jefferson acquired enough land to make the United States one of the largest nations in the world.

Explains what chemotherapy is, how it works, what the side effects are, and how to counteract them.

Provides insights into the life of Mae Jemison, the first female African American astronaut, including some of the steps she took to reach her goals.

Profiles Wyatt Earp, a peace officer in the "Wild West" who is remembered for his part in a gunfight at the O.K. Corral, where a dozen men fought, several died, and only Earp was not shot.

Examines the life and leadership skills of Egyptian president Anwar Sadat, who won a Nobel Peace Prize for his role in the peace process after the 1973 war with Israel.