Shigeki Kimura is the technical lead for z/OS Upgrade (aka V2V) at IBM Japan. He is focusing on z/OS release-to-release migration and speaks at SHARE conference to share user experience from early testing. He has expertise in and deep knowledge of z/OS migration and has participated in key reviews of z/OS Migration book since 2006 collaborating with z/OS development team. Also, he has contributed his articles in z/OS Hot Topics magazine since 2010. Shigeki has been with IBM for 39 years.