D. C. is a professional in their field. Colleagues describe them as "Participated with Darien (DL) on core teams for new product development. DL regularly made the team aware of issues specific to the transfer of product from Development to Manufacturing, and proposed effective mitigations. He was personable, patient, well-spoken, and a valuable member of the team." and "Darien is very knowledgeable process scientist who is able to effectively balance corporate needs with scientific/regulatory requirements. He is aware of the need to provide realistic scientific expertise that assists his clients in achieving development goals."