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Back up to: The Reith Lectures

1. Future of Man

   6/6 Professor PM Medawar considers the future of human evolution.
2. Intelligence and Fertility

   5/6 Professor PM Medawar explores the concept of intelligence.
3. The Genetic System of Man

   4/6 Professor PM Medawar analyses how our environment influences our genes.
4. The Limits of Improvement

   3/6 Professor PM Medawar explains the role of the genetic system in human beings.
5. The Meaning of Fitness

   2/6 Professor PM Medawar considers how our environment affects our genetics.
6. The Fallibility of Prediction

   1/6 Professor PM Medawar considers the factors influencing the human reproduction rate.