István Forgács, PhD is the co-author of the book Agile Testing Foundations and the book Practical Test Design. He is the founder and Chief Executive Officer of 4TestDev and was a former CEO of 4D Soft. He is a member of the TA WG and a former member of Agile WG of ISTQB. István is the creator and key contributor of the test-first, codeless test design automation tool Harmony.