Funds and investment trusts allow savers to invest all around the world easily and at low cost but the wealth of choice can be baffling. Ongoing charges: 0.22% Our team of experts, clockwise from top left: FundCalibre's Darius McDermott, Bestinvest's Jason Hollands, Quilter Cheviot's Nick Wood, This is Money's Simon Lambert, Interactive Investor's Alex Watts and AJ Bell's Laith Khalaf, …