The good reason is that a typical brainstorming session brings people together into the creative process, and increases the social nature of the project. 8 or 10 people can get in a room and , and if the meeting is run properly, all feel as though they are contributing to what they will be working on in the future.
There are 178 calories in 1 medium Chicken Leg (Skin Not Eaten). Calorie breakdown: 41% fat, 0% carbs, 59% protein.
Since you can't compare a KFC chicken leg with the leg from a one-pound chicken, I also got the numbers for how many calories each would have in 100 grams. KFC changed its recipe this year, and these figures are from before the change. The numbers are close enough that there really is no difference.