This document discusses threats to independence for assurance engagements if personnel from the assurance team have previous relationships with the assurance client. It states that familiarity or intimidation threats may exist if a director, officer, or employee who can influence the subject matter of the assurance engagement was previously on the assurance team or a partner of the firm. The existence and significance of any threats depends on factors and safeguards may need to be applied. Examples of safeguards given include removing the individual from the team or reviewing significant judgments they made. It also discusses the need to evaluate threats and apply safeguards if personnel have recently served in client management roles.