Alexander was born in New York City in 1992. He attended the Episcopal Preschool before gaining admissions to The Buckley School where he would go to school for the next ten years of his life. At Buckley Alexander’s interest of environmental issues sparked in eighth grade during The Woodruff Public Speaking Competition where he argued for a tax on gasoline pumps to further research into alternative fuels. He finished runner-up out of a field of eighty. He continues his interest in the environment among other issues at Deerfield Academy in Massachusetts where he currently goes to boarding school. Among his other interests are tennis, skiing, the stock market, and fishing.