Clare Cooper Marcus is a prominent educator in landscape architecture and architecture and a pioneer in the field of social issues in housing, open space design, and healing landscapes.
 She was born in 1934 and raised in a north London suburb.
 She received her undergraduate degree in historical geography from University College, London and a Masters in urban and cultural Geography from University of Nebraska at Lincoln.
 She returned to England to teach cartography at the University of Sheffield, and worked as urban planner at the Ministry of Housing and London County Council.
 She came back to the US and earned a second Masters in City and Regional Planning from the University of California at Berkeley in 1965.
 She participated in counter-culture movement in the 1960s at Berkeley, joining in the student strikes, and agitating for free speech.
 She was inspired by the writings of Catherine Bauer Wurster on housing programs and Jane Jacobs on urban place-making.
Jane Jacobs {'1': ", '2': ", '3': ", '4': "} (born Jane Butzner; May 4, 1916 – April 25, 2006) was an American-Canadian journalist, author, and activist best known for her influence on urban studies, sociology, and economics.
 Her influential book "The Death and Life of Great American Cities" (1961) argued that urban renewal did not respect the needs of most city-dwellers.
 In the book she introduced sociological concepts such as "eyes on the street" and "social capital".

Question: Who is older?
Answer: Jane Jacobs