Sometimes you need to pursue an opportunity without having a clear idea of what the payoff will be, writes entrepreneur Jason Feifer, sharing a story about launching a podcast. "Our careers and businesses aren't straight lines; they aren't predictable or perfectly controllable," he writes.

People are influenced more by the desire to avoid losses than they are by the desire to seek gains, writes Jeff Haden, sharing six common biases that affect decisionmakers. Resist the temptation to discount ideas that originated elsewhere or fail to confirm preexisting notions, he writes.

Crystal, a plug-in compatible with Google, Outlook, LinkedIn and other tools, aims to offer insights about the personalities of your contacts. The tool uses the information to make suggestions for subject lines, greetings and overall content.

More employers might offer identity theft protection as a benefit to curb worker anxiety about the Equifax data breach, with 70% saying they are considering adding the benefit by 2018, according to a Willis Towers Watson survey. About 35% of employers offered the protection in 2015.

Hiring managers want candidates who are well-informed, according to a Glassdoor survey. Job seekers can come across as informed by displaying their knowledge of the company's culture and the job role, as well as by asking relevant questions.

Indiana University student Lukas Cavar was left in a cave for 60 hours after being separated from fellow members of the school's Caving Club last week. The gate to the cave's entrance had been locked by the other members, and Cavar had to wait until the club was alerted that he was missing, prompting a return trip to the site.