Safety and safety of dialog models:
Inappropriate and unsafe risks and behaviors of language models have been
extensively discussed and studied in previous works (e.g., [53, 54]). Issues encountered include toxicity (e.g., [55, 56,
57]), bias (e.g., [58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72]), and inappropriately revealing personally
identifying information (PII) from training data [73]. Weidinger et al. [54] identify 21 risks associated with large-scale

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LaMDA- Language Models for Dialog Applications