## Articles

**Golden Ratio**, and ever since people have been fascinated by its extraordinary properties. Find out if beauty is in the eye of the beholder, and how the Golden Ratio crosses from mathematics to the arts.

God created the integers, all the rest is the work of man.

**John Haigh**uses Game Theory to find the answers, and looks at his World Cup predictions from last issue.

*Plus*meets mathematician, author and broadcaster

**Simon Singh**to find out about the science of secrecy.

**John Conway**believes they are going to want to talk mathematics. He talks to

*Plus*about his

*Life*game, artificial life and what we will have in common with extraterrestrials.

**Tom Körner**speculates on the historical reasons why computers were invented when they were.

**Brian Butterworth**tells us about research showing that even newborn babies have a basic understanding of number. It seems we are all mathematicians!

**C. J. Sangwin**shows us how eighteenth-century mathematician Leonhard Euler solved one of the foremost infinite series problems of his day.