Here's what it's like to live with borderline personality disorder (BPD) according to Sammy Grimm.br br Nearly 40 of people with borderline personality disorder have previously been misdiagnosed with bipolar disorder. Sammy Grimm is one of those people. Sammy is a resilient young woman who has seen the current broken mental health care model first hand - falling prey to TWO different misdiagnoses. She has since taken a very proactive role in her own mental health care & has fought for the right diagnosis of borderline personality disorder (BPD.) This is her story - what it's like to live with borderline personality disorder (also known as EUPD.