The phrase "a key actor and" is correct and usable in written English.
It can be used when discussing someone or something that plays a significant role in a particular context, often followed by additional information or qualifications.
Example: "In the success of the project, a key actor and contributor was the project manager, who coordinated all efforts."
Alternatives: "a crucial player and" or "an important participant and".
In this sense, the publishing house does not work for an aim that lies somewhere in the distant future, but its everyday operation is permeated at both the individual and the organisational level by a deliberately chosen future-creating activity through which it became a key actor and active designer of its industry, even beyond the organisational framework.
Therefore, both the proponents and the opponents courted the MoH as a key actor and the direction of its eventual leaning was important for the MC policy to reach the national policy agenda.
An oil-backed digital asset could create a virtuous cycle that can not only help shield the Saudi economy, it can help shift the world's energy sources away from a heavily polluting carbon economy – of which Saudi Arabia is at once a key actor, beneficiary and in the crosshairs of man-made climate change.
UNICEF is the lead agency for the nutrition and water, sanitation and hygiene (WASH) clusters, and a key actor in the health and child protection sectors.
The three different observed manifestations of social capital include between key actors (micro), between a single key actor and a community (micro and macro), and the social capital within a group (macro).
Photo by Luis H. Figueroa, Ojos Propios/Reniac, "Rostros del Perú." Apega, the Peruvian Society of Gastronomy created in 2007, is a key actor in the marketing and selling of Peruvian food and culture (and nation).
Speakers also gave nuanced analysis of the International Tribunal for the Law of the Sea as a key actor in the institutional and regime structure.
Viggo Mortensen, almost unrecognisable, is a key actor in both films and in a neat piece of circularity, his next film is directed by Ed Harris, the sinister hitman of the earlier movie.
Thus, the CHW becomes a key actor of community IMCI and behaviour change communication in the community.
It should, however, be noted that Nairobi does not necessarily represent the whole region in terms of capacities to forecast hazards' risks and to implement DRR activities, due to its particularities of hosting ICPAC, an important regional climate center and a key actor in the implementation of the "Regional Climate Prediction and Risk Reduction in the Greater Horn of Africa" program.
Governance and Policy support UNICEF is a key actor in the water sector (urban and rural) in Somalia.
