The phrase "are engaged in the development" is correct and usable in written English.
It can be used to describe individuals or groups actively participating in a process of creating or improving something, such as a project or product.
Example: "The team members are engaged in the development of a new software application that aims to enhance user experience."
Alternatives: "are involved in the development" or "are participating in the development".
Pharmaceuticals are produced as a result of activities carried out by a complex array of public and private organizations that are engaged in the development and manufacture of drugs.
Certified by the American Chest Society, our faculty are engaged in the development of national guidelines and teach at conferences held by the American College of Physicians and the Society of Hospital Medicine.
The National Institute of Environmental Health Sciences (NIEHS), National Center for Toxicogenomics and its university-based Toxicogenomics Research Consortium (TRC), and resource contracts, are engaged in the development, application and standardization of the science upon which to the build such a knowledge base on Chemical Effects in Biological Systems (CEBS).
The market for antibacterial drugs is highly competitive, and many companies are engaged in the development of anti-MRSA or multi-drug-resistant treatments, where lipopeptides are the target compounds of most companies (Mandal et al. [2013]).
A number of US and Chinese companies are engaged in the development and commercialization of green technologies including electric and hybrid cars, solar energy, wind energy and photovoltaic batteries.
Moreover, if caregivers are engaged in the development phase, it is probable that they will use the tool more actively in future and promote its use to others.
We, the balloon group at the Institute of Space and Astronautical Science (ISAS), have been engaged in the development of a light balloon to go to higher altitudes since 1991.
He is advisor to the NSF Big Data Regional Innovation Hubs and Spokes program (BD Hubs/Spokes) and was engaged in the development of the NSF Transdisciplinary Research in Principles of Data Science TRIPODSS) program.
This paper will look into the topic of how decision makers can be engaged in the development of urban underground space.
