Your analytical abilities are so well-honed that they don't cease to function under pressure. Also, your concentration isn't easily broken, as you are used to being in the brunt of the fight, while casting and maintaining spells. You gain the following benefits:

• When you roll initiative, you can add your intelligence modifier to it.
• You can add your Intelligence modifier to you Constitution saving throws on concentration.
• Increase your Intelligence score by 1, to a maximum of 20.