In environmental science, experimental design is an extremely important part of the scientific method. When a scientist seeks to prove or disprove a hypothesis, he or she must carefully design the experiment so that it tests only one thing, or variable.
Borderline personality disorder (BPD), also known as emotionally unstable personality disorder, is a long term pattern of abnormal behavior characterized by unstable relationships with other people, unstable sense of self, and unstable emotions.
3 Reasons Why Borderline Personality Disorder Is Often Misdiagnosed. Borderline Personality Disorder (BPD) is one of the most common personality disorders, affecting at least 2 percent of adults in the United States. It is characterized by unpredictable moods, bursts of emotions, extreme instability in relationships, and distorted self-image.