Vivekananda College, Mylapore is celebrating World Philosophy Day by organising talks on the theme ‘Critical thinking and philosophizing’. The event will be held on Nov 29 at the college premises. The keynote speakers are Dr. K. L. Madhavan, retd. Principal, St. Joseph’s College of Arts and Science, Chennai and Dr. S. Panneerselvam, department of philosophy, University of Madras. At Obul Reddy Auditorium, 10 a.m.