1. A device for determining when a vehicle operator is texting while driving, the device comprising: a previously classified image data receiving module stored on a memory that, when executed by a processor, causes the processor to receive previously classified image data from at least one previously classified image database, wherein the previously classified image data is representative of previously classified vehicle operator actions, and wherein the previously classified image data is representative of rotated and scaled postures that are normalized for a range of different vehicle occupants; a current image data receiving module stored on a memory that, when executed by a processor, causes the processor to receive current image data from at least one vehicle interior sensor, wherein the current image data is representative of current vehicle operator action, and wherein the current image data includes images and/or extracted image features that are representative of a vehicle occupant using a cellular telephone, a vehicle occupant looking out a vehicle side window, a vehicle occupant adjusting a vehicle radio, a vehicle occupant adjusting a vehicle heating, ventilation and air conditioning system, two vehicle occupants talking with one-another, a vehicle occupant reading a book or magazine, a vehicle occupant putting on makeup, or a vehicle occupant looking at themselves in a mirror; and a vehicle operator texting detection module stored on a memory that, when executed by a processor, causes the processor to detect whether a vehicle operator is texting while driving based on a comparison of the current image data with the previously classified image data.