Commercial photographer Stan Sholik reviews the Sigma 150-600mm f5-6.3 DG OS HSM Sport lens.

You'll be surprised how Robert Seale made this photo of major league baseball player Evan Longoria.

High-volume photography can be a profitable sideline to portrait or wedding work

Adventure photographer Michael Clark finds plenty of clients for his high-strung commercial work.

Father-son photographers Jim Biever and Vernon Biever have spent 75 years the Greenbay Packers football team.