Want to look tech-savvy and cool on LinkedIn ... You could use your book cover in the background design like I did since that is your professional business card for an author.

LinkedIn remains one of the most essential platforms to establish a professional online ... and shows you at your best.” Customizing your background photo is helpful, but not mandatory.

The best camera is the one in your hand. At its most basic level, a good professional portrait for your website, LinkedIn page, or social media profile should be well lit and welcoming ...