Winter can be an especially perilous time to be on the roads. Snow, ice, fog and longer nights present challenges to drivers that can lead to crashes.

People do less driving in winter, yet we have more crashes per mile driven. Some 10,780 people were killed in car crashes between December and March in 2013 -- fully one-third of the total for each year. Non-fatal collisions also occur with greater frequency in winter months.

You may be an ace behind the wheel when the sun is shining and roads are dry, but driving in winter weather can be a different story. Drivers need to recalibrate and adj...