LinkedIn had me write a guest blog about profile photos for LinkedIn. Click here to read the entire blog.
In a nutshell, here are the six tips for making your professional headshot work best on LinkedIn:
Get a Professional Headshot
Have a Photo That Looks Like You
Fill the Frame With Your Face
Choose the Right Mood and Expression for Your Audience
Dress Appropriately for Your Industry
Make Sure Background is Not Distracting
I hope you will read the whole blog on LinkedIn.