Grant owned one slave in his life, William Jones, whom he set free in 1859. Julia had the use of four of her father's slaves. These slaves were all free by 1863. In 1864, the Grants hired one of those former slaves, whose name was also Julia, as a paid nurse.
The Ball State study found that the average American adult was exposed to five hours and nine minutes of live TV each day, almost 15 minutes of TV via a DVR device and 2.4 minutes of video on the computer.
People ages 35 to 44 spend more time on the Web than other groups, 74 minutes a day on average. The next demographic, 45 to 54 years old, spends the most time on e-mail. Consumers over the age of 65 watch the most live TV, according to the research.