# How to be a Winner: The maths of race fixing and money laundering

- Institution: Gresham College
- Speaker: Professor John D Barrow FRS
- Year: 2009
- Level: For everyone
- Language: English
- Subjects: Mathematics
- Source: [Gresham College](https://www.gresham.ac.uk/watch-now/how-be-winner-maths-race-fixing-and-money-laundering)
- Licence: [Educational use (Gresham College's terms)](https://www.gresham.ac.uk/terms-and-conditions)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

How does maths shed light on the fixing of horse races? Why disabling the favourite is the best strategy to ensure a winning return. We will find the simple condition that the odds must obey in order that you can always have a winning return no matter what the outcome of the race. How this knowledge seems to have been used by criminal organisations to launder money. How to ensure a game is fair even though the gaming device is not. The remarkable counter-intuitive 3-box problem first used on a German TV game show.

## Lectures

1. [How to be a Winner: The maths of race fixing and money laundering](https://invisiblenetwork.ai/learn/gresham/how-be-winner-maths-race-fixing-and-money-laundering/910aff6572ea) (YouTube)