Blackstone Group Inc. is building an entire ecosystem around life sciences across its business, said Jonathan Gray, president and chief operating officer, during the firm's Jan. 27 earnings call. "For the past several years, we've been orienting the firm toward faster growing areas, such as life sciences and those connected to the digital economy," Mr. Gray said "These continue to be among the best-performing sectors of the market and were the largest drivers of appreciation in our funds," he said.