Maria Helena Rivero MS, MBA » R-Ladies complete list Go back to directory. Add to Address Book. Maria Helena Rivero, MS, MBA PhD Candidate Harrisburg University of Science and TechnologyInformation Systems Engineering and Management City Caracas Venezuelahome Biographical Info R-Groups: co-organizer R-Ladies Caracas Interests: data science, research (machine learning) Contact Method: LinkedIn Categories: Speaker, Venezuela Updated 10 months ago.