By Kavita Kumar – Star Tribune
Alan Wizemann oversaw the successful Cartwheel retail app.
The Target Corp. executive who helped birth one of the Minneapolis-based retailer’s most celebrated digital innovations is leaving the company.
Alan Wizemann, vice president of mobile and Target.com, played an instrumental role in launching Cartwheel, the retailer’s mobile coupon app that has rung up more than $1 billion in sales since it rolled out two years ago.