We already know that body language can give away how you’re feeling about yourself, but research suggests that the opposite is true, too. You may be able to feel more powerful simply by imitating a confident pose. Bonus: Power posing doesn’t just impact self-perception, behavior or physiology. Others notice the change, too.

So, fake it till you make it! Start practicing those Wonder Woman poses for a successful semester or post-vacation meeting pitch.

MORE: When Body Language Backfires