We’ve interviewed nearly 100 industry experts this year on various topics, from affiliate marketing to web analytics.

I’ve gathered together our interviews on the subject of e-commerce in 2009, all 21 of them…

Tom Allason on e-commerce delivery startup Shutl
Launched last week at LeWeb, Shutl is a startup which aims to help multichannel retailers to offer cost-effective same day delivery services for customers.

Gerrard Dennis of Simply Group on e-commerce
Simply Group runs seven separate e-commerce sites, offering scuba gear, swimwear and ski equipment.

Zappos’ Jane Judd on customer service
Jane talks about the Zappos approach to customer retention.

Robin Terrell, MD of John Lewis Direct
Robin talks about the John Lewis approach to usability and e-commerce.

Jon Asbury on Halfords’ multichannel strategy
I talked to Jon about Halfords’ success with its reserve and collect services, and the challenges of joining up online and offline.

Peter Crawford and Michael Yang on ShirtsMyWay
ShirtsMyWay allows shoppers to customise their shirts. I talked to the two founders.

Bec Clarke on selling luxury goods online
Bec Clarke is CEO of online jewellery retailer AstleyClarke.com.

Leon Bailey-Green on online fashion
Leon works as a consultant to the online travel industry. He talks about current trends in the sector.

Dan Wagner of Venda on e-commerce
Dan is founder and CEO of e-commerce platform Venda.

Moo.com on launching in the US
I talked to Moo.com about the challenges of launching in the US.

Nitin Mangani on Google Commerce
Nitin talks about Google’s recently introduced site search product.

Ethical Superstore CEO Andy Redfern
Andy talks about selling fair trade and environmentally friendly products online.

Kelkoo’s UK MD Bruce Fair
Having been offloaded by Yahoo this year, I talked to Bruce about the company’s plans.

Mike Welch of online tyre seller Blackcircles.com
I talked to Mike about how he built the site from scratch.

Martin Newman on e-commerce project management
Chris Lake talked to Martin about some of the key challenges for e-commerce project managers.

Matthew Curry on selling to older folks online
Matthew is head of new media at Wiltshire Farm Foods. He talks about his approach to usability.

Sam Decker, CMO of Bazaarvoice
Sam talks about using user generated content to drive online sales.

Loren Bendele on online couponing and the recession
Loren talks about the growth in popularity of online coupons.

Simon Joseph of Jessops on multichannel retail
Jessops’ head of e-commerce talks about the company’s multichannel strategy

Glasses Direct founder Jamie Murray Wells
Jamie talks about the growth of Glasses Direct.

Kierion Smith of the Book Depository
I talked to Kieron about cross-border e-commerce.