Final answer:
When heuristics lead to errors in judgment, they are called biases.
Step-by-step explanation:
When heuristics lead to errors in judgment, they are called biases. Heuristics are mental shortcuts or rules of thumb that allow us to make decisions quickly and efficiently, but they can sometimes lead to faulty reasoning or inaccurate judgments. Cognitive biases are patterns of thinking that result from these faulty heuristics and can influence our decision-making process.