User:Issah Yakubu Wurishe

Issah Yakubu Wurishe is a financial engineer with an Msc in Financial Engineering from the WorldQuant University in the USA. He is also an organization development professional with a Postgraduate Diploma from the University of Cape Coast in Ghana. He originally postulated that organizations were established on structures or pillars which he identified as management systems. These management systems or pillars are production, marketing, personnel, research and development, etc, and detailed in his book entitled "Management Systems Theory, A Practical Approach." He is a Ghanaian born educationist, researcher and consultant. He's also the author of the books "Organizational Management" and "Typing and Computing Manual for Certificate and Professional courses."