David Courtney is a marketing consultant who has spent over 35 years in the following markets: Construction, Farm & Irrigation Equipment and On-site Power Generation. Click here for Courtney's Stimulus Watch blog.

William Livoti's job at Baldor Electric includes industry specific applications/solutions and R&D for motors, drives, closed gearing and bearings as they apply to power generation and fluid handling with a focus on energy efficiency. Click here for Livoti's Energy Efficiency blog where he introduces readers to important issues while keeping them up-to-date on the latest energy efficiency advancements.

Mark Wolka is a Product Engineer for NSK Corporation at the NSK Technology Center in Fujisawa, Japan. Click here for Wolka's Pump Bearing Anecdotes blog.

Alexandra Ferretti is the managing editor of Pumps & Systems. Click here for Ferretti's Industry Buzz blog.

Michelle Segrest is editor of Pumps & Systems. Click here for Michelle Segrest's blog.