Chow is a former Canadian politician who served as federal New Democratic Party Member of Parliament for Trinity-Spadina from 2006–2014, and Toronto city councillor from 1991 to 2005. Chow is the widow of former NDP and Opposition Leader Jack Layton; they were married from 1988 until his death from cancer in 2011. She was a candidate in the 2014 Toronto mayoral election, where she placed third behind winner John Tory and runner-up Doug Ford.
Chow won the Trinity—Spadina riding for the New Democratic Party on January 23, 2006, becoming a member of the House of Commons of Canada. In 2011, she was re-elected in her riding for her third straight win. She speaks Cantonese, Mandarin and English. In May 2012, Chow was named one of the top 25 Canadian immigrants in Canada by Canadian Immigrant magazine. Chow's personal memoir, titled My Journey, was published January 21, 2014. Chow resigned her seat in parliament on March 12, 2014, to run in the 2014 Toronto mayoral election. Following her mayoral election loss, Chow became a distinguished visiting professor at Ryerson University from 2015 to 2018.

After graduating, he joined the US military and then after being discharged joined the American delegation to the Paris Peace Conference, advocating for smaller nations' rights of self-determination. In 1919, Berle moved to New York City and became a member of the law firm of Berle, Berle and Brunner.
Berle became a professor of corporate law at Columbia Law School in 1927 and remained on the faculty until retiring in 1964.
He was an original member of Franklin D. Roosevelt's "Brain Trust", a group of advisers who developed policy recommendations. Berle's focuses ranging from economic recovery to diplomatic strategy during Roosevelt's 1932 election campaign. Roosevelt's "Commonwealth Club Address", a speech written by Berle on government involvement in industrial and economic policy, was ranked in 2000 as the second-best presidential campaign speech of the 20th century by public address scholars.
While remaining an informal adviser of Roosevelt after the election, Berle returned to New York City and became a key consultant in the successful mayoral election campaign of reformer Fiorello LaGuardia. From 1934 to 1938, Berle managed the city's fiscal affairs as its last Chamberlain. Then, from 1938 to 1944, Berle was Assistant Secretary of State for Latin American Affairs. In 1943, Berle's duties in the State Department involved political supervision of the various clandestine activities necessitated by the war. Working with his assistant Charles W. Yost, Berle liaised with the OSS, and with the Joint Intelligence Committee of the Joint Chiefs of Staff.
Berle also was a major architect in the development of federal farm and home owners' mortgage programs and in the expansion of the Reconstruction Finance Corporation. He was elected a Fellow of the American Academy of Arts and Sciences in 1944.
He served as Ambassador to Brazil from 1945 to 1946, before returning to his academic career at Columbia. Berle briefly returned to government service for the first half of 1961, serving under President John F. Kennedy as head of an interdepartmental task force on Latin American affairs.