We have updated the blog author to the name which was there on the live website. If there is no author on live we have displayed as admin.
Regarding flicker galleries, we already discussed in another ticket we need flicker embed code to add to the content. I checked there are very few flicker galleries to add.
These searches only.
https://dev.miusa.org/?s=Flickr
https://dev.miusa.org/?s=Photo+Gallery
Out of these few posts have a flicker gallery. We need embed code for flicker to add 