In August, B & H will release The Cradle, the Cross, and the Crown: An Introduction to the New Testament. This is a major, 1,000-page NT Introduction co-authored with Scott Kellum and Charles Quarles. You can see a brief interview with Dr. Köstenberger on the B&H website. Then click on Authors-Andreas Köstenberger on the left.
Also, in October, Zondervan will publish the first volume in the new Biblical Theology of the New Testament (BTNT) series, Dr. Köstenberger’s A Theology of John’s Gospel and Letters: The Word, the Christ, the Son of God. For an interview with Dr. Köstenberger on this new series and on his Johannine theology, see the video on the Zondervan website. Then scroll down to find interview on BTNT series.

