Steven Pifer
Affiliated with Stanford's CISAC & Brookings. Retired Foreign Service officer; former US ambassador to Ukraine. Interests include nukes, Europe & mountains.
Morgan Hill, CA
38,278
Followers
894
Following
20,432
Tweets
- Participated Spaces
- 6
- Hosted Spaces
- 0
- Live Avg. Participants
- 0
- CoHosted
- 2
- Spoke in last 30 days
- 0