Carrier Screening is a Deficient Strategy for Determining Sperm Donor Eligibility and Reducing Risk of Disease in Recipient Children.

Aims: DNA-based carrier screening is a standard component of donor eligibility protocols practiced by U.S. sperm banks.

Stop holding yourself back.

After working with hundreds of leaders in a wide variety of organizations and in countries all over the globe, the authors found one very clear pattern: When it comes to meeting their leadership potential, many people unintentionally get in their own way. Five barriers in particular tend to keep promising managers from becoming exceptional leaders: People overemphasize personal goals, protect their public image, turn their competitors into two-dimensional enemies, go it alone instead of soliciting support and advice, and wait for permission to lead. Troy, a customer service manager, endangered his job and his company's reputation by focusing on protecting his position, not helping his team; when a trusted friend advised him to change his behavior, the results were striking.