Final answer:
The best way for Dimitri to set up a platform for experts in his profession to exchange information about new developments is to create a private online forum or community.
Step-by-step explanation:
The best way for Dimitri to set up a platform for experts in his profession to exchange information about new developments is to create a private online forum or community. This would allow experts to discuss ideas freely while ensuring that only authorized members have access to the platform. By setting up privacy settings and requiring authentication, Dimitri can create a secure and exclusive space for professionals in his field to connect and share knowledge.