Font
Make sure you do not use fancy font for the text or titles. This is a professional blog for your career and should reflect high quality. Make sure you use consistent fonts and color schemes and do not use a wide-range that will make it look unprofessional.
Profile
For your Profile gadget, change the settings to match the screenshot below.
Layout
When you are finished, look at the design layout of the gadgets below and look at http://oakmeds.blogspot.com as a good example. There may have been one or two changes so just rearrange your blog to match the gadget order exactly. Make sure that your Prezi and Youtube embedded video fit well on the page and do not bleed outside the blog column borders or too small.