Complex sentence: He received his bachelor's degree from the University of Leeds in 1986, then moved to the United States in 1989 and earned both his master's degree in 1992 and PhD in 1995 from the University of California at Berkeley.
Split into simpler sentences: He received his bachelor's degree from the University of Leeds in 1986. He moved to the United States in 1989 and earned both his master's degree in 1992 and PhD in 1995 from the University of California at Berkeley.