If you feel you just don't have that gift of natural connection, don't worry. Great interpersonal skills can be learned. You can become aware of others and engage them more naturally and easily than you think. You first need to get over your belief that you're "just not a people person" and that it's not your responsibility to foster teamwork -- just results.
Antonio Damasio, (2003, Looking for Spinoza) the renowned neuroscientist, has demonstrated the important role of emotions in decision-making. When we insist on removing emotions from our decisions, we are ignoring the emotional part of our decision-making process. Why do we choose to avoid emotion, especially in a business or professional setting?