Jang graduated with a Th.M. from SEBTS and is now in the Ph.D. program. He is married to Misung Kim and has two sons, Joseph and Jadon. He also has been serving a local Korean church as the associate pastor. He is a music lover, coffee master, archaeology enthusiast, talented gardener, and gifted cook. But out of it all, he loves to teach and preach the Word of God the most.