Gabriel is trained in cross-disciplinary areas that span business, public policy, management, theology, and Islamic studies. His academic training includes PhD degree in Management (NUS Business School), Master of Divinity (Asian Pastoral Institute), Master of Arts in Pastoral Studies (Asian Pastoral Institute), Master in Public Policy specialising in social and environmental policy (Lee Kuan Yew School of Public Policy), Bachelor of Business Administration specialising in finance (Honours, NUS Business School), Postgraduate Diploma in Islamic Studies (University of Wales Trinity Saint David), and Certificate in Islamic Studies (Fuller Theological Seminary). Gabriel is also a Chartered Financial Analyst.

Gabriel’s research interests are in psychology of entrepreneurship, new venture teams, entrepreneurship for poverty alleviation, and Muslim-Christian relations. His works have been published in peer-reviewed journals such as Journal of Applied Psychology, Personnel Psychology, Entrepreneurship Theory and Practice, Public Performance and Management Review, Journal of Global Responsibility, and Finance Research Letters.  Gabriel has served as reviewer for the leading entrepreneurship journals such as Journal of Business Venturing and Entrepreneurship, Theory and Practice. Besides academic journals, he has also co-authored a casebook and multiple case studies in the domains of social entrepreneurship and philanthropy.

Gabriel serves as an Assistant Pastor and deacon with Crystal Tabernacle. His ministries include the campus and pulpit ministries. He sits in one finance committee, overseeing financial decision making. Gabriel has ministered on mission trips to Indonesia, Nepal, India, and Myanmar. As well, he has been involved in multiple research projects in diverse places such as China, Indonesia, Pakistan, Philippines, Rwanda, Singapore, Tanzania and Zimbabwe. In responding to his calling to use entrepreneurship training and research as a strategy, tool, and platform to alleviate poverty, Gabriel has garnered extensive inter-cultural experiences that undergird his academic training in inter-cultural studies.