Investment trusts are a long-established asset class and many sophisticated investors swear by them. But what are they and how do they work? The Investment Trust show - brought to you in association with Henderson Global Investors - provides insight into some of the most interesting and misunderstood features of investing in investment trusts. Share Radio's Ed Bowsher was joined by Emma Bird from the Investment Trust research team at Winterflood, Jemma Jackson, PR Manager at the Association of Investment Companies, and Jim Harrison, Director at Master Advisor. They tackle the issue of how you actually choose between and buy an investment trust.