The authors of »SAP S/4HANA System Conversion Guide«
Mark Mergaerts is a principal technical consultant at Expertum and has more than 20 years of SAP experience. His activities concentrate on system administration, database management, performance, upgrades, and platform and Unicode migrations. He has written four other books for SAP PRESS.
Bert Vanstechelman is partner of and principal technical consultant at Expertum, and the founder of Logos Consulting, now a part of Expertum. He has more than 20 years of SAP experience. Bert specializes in platform migrations, SAP installations, release upgrades, SAP Business Warehouse, SAP Supply Chain Management, SAP HANA, and OS/DB migrations. Bert is an advisor for SAP Professional Journal, an SAP Solution Manager Expert, and has written four other books for SAP PRESS.