Where you might have felt integral to a plan or project, you could be feeling detached or side-lined but don't see this as someone having a change of heart about your involvement. You could be at the mercy of one or two others making up their minds about how they envisage it moving forward. That shouldn't be your problem. Keep your head down and contribute where you know you can. You and others will be pulling together soon to get an idea or initiative off the ground.
... or select your birth sign