Recommended online courses on Coursera: 

• The Science of Well-Being (Yale University)
• Build Personal Resilience (Macquarie University)
• Writing in the Sciences (Stanford University)
• Advanced Writing (University of California, Irvine)
• Understanding Research Methods (University of London)
• Uncertainty and Research (Johns Hopkins University)
• Work Smarter, Not Harder: Time Management for Personal & Professional Productivity (University of California, Irvine)
• Project Initiation: Starting a Successful Project (Google)
• Designing Effective Science Communication (University of Colorado Boulder)

(affiliate links)