Bryan and Shelli Duncan have listed for sale a three-bedroom, two-bath home at 9911 E. Becker Lane in Scottsdale for $640,000.

The 2,915-square-foot house in the North Scottsdale neighborhood was built in 1983. Debbie Sinagoga of Russ Lyon Sotheby's International Realty is the listing agent.

Ms. Duncan has served as vice president of events at Scottsdale Center for Dentistry. Before that, she was a regional manager and national director of workshops at Mercer Advisors, a manager of programs and marketing at ExperDent Consultants Inc. and a clinical events manager at Las Vegas Institute for Dentistry. She has also worked as a dental hygienist.

She graduated from Clark County College (1987).

According to BlockShopper.com, there were 3,592 home sales in Scottsdale in 2008, with a median sales price of $320,000.