The announcement of J. Adam Abram not standing for re-election and Ollie L. Sherman, Jr. taking over as Non-Executive Chairman in 2023 is a significant leadership change for JRVR. However, the impact on the stock price in the short term is uncertain, as the change will occur in 2023 and the market may have already priced in the news. Therefore, the score is neutral (0). The relevance is 100 as JRVR is the main subject of the news, and the importance is 60 as leadership changes can affect the company's direction and performance. The confidence level is 90 as the information is clear and comes directly from the company.