Even during his encounter with Kylo Ren in Star Wars: The Force Awakens Poe Dameron always seems to have a certain amount of control.
As a result, Holdo may have one of the biggest impacts on Poe (both good and bad) during the events of The Last Jedi, and that could spill over into the events of Episode IX as well.
However, according to Oscar Isaac, Laura Dern’s Vice Admiral Holdo (the anti-General Leia, in a sense) will be one of the few characters who can out think and outplay him – which will put him in vulnerable positions that he’s not used to experiencing.