Inspired by ongoing success of International Summer School for Grid Computing (ISSGC), the Winter School provides the best of both worlds: proven curriculum and tutelage from the famous International Summer School and the flexibility of studying in online medium. Comparable in commitment and scope with the Summer School, the International Winter School in Grid Computing provides a unique online educational opportunity. Rigorous both in admission requirements and expected work commitment, IWSGC retains the majority of learner benefits from ISSGC while offering a high degree of flexibility.