Randi Kreger is an American author and mental health advocate who specializes in writing about borderline personality disorder (BPD). She is the co-author of the book Stop Walking on Eggshells: Taking Your Life Back When Someone You Care About Has Borderline Personality Disorder and the author of The Essential Family Guide to Borderline Personality Disorder. She has also written numerous articles on the subject and is the founder of the BPD website bpdfamily.com.