Meng Cheng, Ph.D., Director of Information Services Practice

As the Director of Information Services, Dr. Cheng has oversight of all work in this practice area and brings expertise managing critical technical and scientific activities to Cygnus. This includes subject matter expertise and support for a range of biomedical information, research and evaluation, and other scientific project needs. She brings more than a decade of experience as a Senior Chemist, as well as a Programming and Information...

Michael J. Palumbo, M.B.A., Director of Scientific and Technical Services

Michael Palumbo has more than 30 years of as a senior management executive and project management consultant. He has diverse and in-depth experience serving a large number of clients representing federal, state, and local government agencies, Fortune 500 companies, and national and local non-profits. His work has included his role as President and Group Manager of a dynamic 100+ employee information technology firm, and as a Senior Project...

Dorota Ponikiewska, M.L.S., Director of Librarianship Services Practice

Ms. Ponikiewska, as the Director of Librarianship Services for Cygnus, has led innovative consumer health and biomedical librarianship and information support initiatives for a range of federal and private sector clients for more than two decades. Ms. Ponikiewska has years of high-level managerial and project experience as a Librarian of health information used worldwide by consumers, practitioners, researchers, and key health organizations...

Barbara Ruffino, M.A., Director Human Capital and Organizational Development Practice

Ms. Ruffino, has more than 30 years of experience in management consulting, organizational development, and strategic planning. She has served as a senior government official at the federal and state levels and is experienced in assisting Corporate Directors and Officers in developing programs and activities designed to enhance employee and organizational performance. Her work at Cygnus includes providing human capital, organizational...

Sandra Lafe, M.B.A., Director Health Communications Practice

Ms. Lafe has a distinguished career as a senior management and communications executive providing expertise in communications, publishing, digital media, management consulting, and business expansion and transition strategies for academic, research, federal and nonprofit markets. She currently provides governing leadership for Cygnus’ health communications practice and has more than two decades of successful experience leading a variety of...

Sherrie-Wain Aitkens, Ph.D., Director of Research and Evaluation, Scientific and Technical Services Practice Area

A subset of our Scientific and Technical Services Practice Area, Dr. Sherrie Aitken-Wain leads our team of social scientists, epidemiologists, survey researchers, program evaluators, and health professionals to design and conduct complex and scientific research, business and operational analyses, program evaluation, and policy analyses. 

She is a nationally recognized authority in the management, development, implementation, and...

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