Working with a group of highly specialized and opinionated people can be difficult and lead to very detailed conversations on topics not relevant or only tangentially relevant to the project you are working on. Know that you or your team may be lead off topic when in meetings and prepare for that inevitability.
Frustration occurs when results or goals do not fit the effort you apply toward them. This can come as internal or external goal blockages. Internal blockages come from personal deficiencies or competing goals. External blockages are conditions outside of oneself.