here here :
The ever-hot person who freezes a colleague would go better to the endocrinologist. If it’s always hot, it’s not normal. Problems with thermoregulation, and will suffering others? It is normal to freeze in the cold and sweat in the heat.

If it’s hot, the rest don’t. More often, the situation is reverse, one heat-loving not moderately inclined creature, a few suffocating from the wind and heat. The problem is easily resolved by voting.