Complex sentence: Knight became a member of the Aristotelian Society in 1922, acting in its Executive Committee for several terms, and contributing to or publishing occasional papers on aesthetics for different journals ("Mind ","Philosophy" and others) in the 1930s.
Split into simpler sentences: Knight became a member of the Aristotelian Society in 1922, acting in its Executive Committee for several terms. During this time she contributed to or published occasional papers on aesthetics for different journals ("Mind ","Philosophy" and others) in the 1930s.