Rebecca Callahan

Public Health Researcher

[Rebecca Callahan @rlcalla]

I was just speaking Nepali on the Zambezi. We are all so much more closely linked than we realize. #oneworld

[Rebecca Callahan @rlcalla]

Two of my favorite researchers!

[Barack Obama @BarackObama]

To target hopeful young strivers who grew up here is wrong, because they’ve done nothing wrong. My statement: https://t.co/TCxZdld7L4

[Rebecca Callahan @rlcalla]

Americans want Congress to do its job. Pass a clean CR to reopen the government now. @SpeakerBoehner: #EnoughAlready

[Nicholas Kristof @NickKristof]

My column: what's going on in DC isn't "partisan gridlock" but blackmail by extremists in 1 party http://t.co/hwgdFctnEI

[Rebecca Callahan @rlcalla]

.@RepReneeEllmers: The #TeaPartyShutdown has to end. Stand up and stop sabotaging our economy. http://t.co/NoiGZvsn59

[Rebecca Callahan @rlcalla]

@aviars Tea Party Protests: 'Ni**er,''Fa**ot' Shouted At Members Of Congress http://huff.to/8ZpESs

[Rebecca Callahan @rlcalla]

Start

[Rebecca Callahan @rlcalla]

?

[Rebecca Callahan @rlcalla]

is trying to calculate survival functions.

[Rebecca Callahan @rlcalla]

Hello to all my followers

[Rebecca Callahan @rlcalla]

i am new to twitter