The Human Genome Project was supposed to prove once and for all that individual genes not only determine how our bodies are constructed, but also how we behave.

But the results were a huge disappointment.

The 'Book of Life' turned out to have only 30,000 or so genes - only 300 more than the mouse, Clearly, genes alone are not enough to explain the complexity of human biology and psychology.

Alun Lewis explores what went wrong with one of the most ambitious and costly projects in history, and what science now has to do to really discover what makes us who and what we are.

Broadcast Dates

  • 20040929