When leading projects, in any capacity, avoid startling your colleagues. Tech leads, engineering managers, product managers, etc. need to keep peers and stakeholders informed. When there are successes, let them know. When risks are discovered, communicate the steps taken to mitigate them. When setbacks occur, indicate how it will affect the remaining scope and schedule of the project. Dig out, not up. Stakeholders and peers are startled when they think a project is smooth sailing only to hear...