And why doping cheats may never be caught.
Conditional superannuation which can we withdrawn years after bankers retire might be the best way to get them to do the right thing.
The decision by the World Anti-Doping Agency to lift its ban on Russia's drug testing has set off another controversy about whether there will ever be a level playing field in the world of sports.
While PPS is approved in oral capsule form to treat bladder inflammation, it is not yet approved as in injection for knee and bone problems. But AFL players have been given special access.
If the Australian cricketers involved in a ball-tampering scandal manage to return to the game, and do so triumphantly, it is likely they will be forgiven – and some may even forget their role in it.
Doping controversy around British cycling and athletics is the latest sign that sports authorities need to do something drastic.
Athletes have, on occasion, mounted successful defences of sabotage in doping cases.
Doping scandals have dominated the build-up to the 2018 Pyeongchang Olympics.
The Olympics have been plagued by doping, corruption and political problems. But academic and former Olympian Bruce Kidd says the Olympic Games are still an important humanitarian movement.
A delicate truce between North and South Korea has been reached in the run up to the Winter Olympics. It's a high profile win for an event which is struggling to remain relevant.
The Therapeutic Use Exemption system of banned medicines in sport creates more problems than it solves, is open to abuse and is simply unfair.
The ban on Russia competing in the 2018 Winter Olympics is unique: it is directly linked to the country’s lack of sporting integrity.
There are concerns that performance-enhancing drug use is quickly becoming a public health crisis.
The US sprinter, twice banned after failed drug tests, felt the force of public opinion as he won the 100 metres final at the World Athletics Championship. But is it time to start trusting athletes?
A Victorian athlete's use of 'performance-enhancing' coca was met with interested approval rather than anger of the kind directed at Justin Gatlin.
Doping whistleblowers can face serious negative consequences including threats on their lives.
One of Bolt's 4 x 100m team mates has tested positive for a banned substance – costing Bolt one of his gold medals.
Understanding the populism of the Putin government is more urgent than ever as Russia plays a major geopolitical role in the Middle-Eastern balance.
From Sharapova to the Brownlee brothers, 2016 has given us one step forward to one step back.
The Team Sky boss is due to give evidence to MP's at parliament. Here's what they should ask him.