Almost two years in, Trump finally has a science adviser in position. History demonstrates that the role is at least as political as it is scientific.
Governments lean on science advisers for guidance on increasingly complex issues of great concern, including oil and gas development, drug legalization, water quality and the environment.
Science advisers can make important contributions to environmental policy and decision making by government. But we should expect even more.
Innovation is a huge part of economic growth – and the White House needs to be well-informed on science and tech issues when setting goals and budgets. Here's how presidents get up to speed.