Thank you Mark and Birger! Here is the updated list:

SENT:
1 Katie (Katie)
2 Mark (Mark_S)
3 Uwe (piu58)

RECEIVED:
1 Edward (Ed Bray)
2 Greg (sage)

NEITHER SENT NOR RECEIVED:
1 Prasanna (analoguey)

SENT AND RECEIVED (DONE!!!!!):
1 Andrej (andreios)
2 Eugene (anikin) Image
3 Paul (ataim)
4 Birger (BirgerA)
5 Nicolas (Dali)
6 John (JohnRichard)
7 Ken (Ken Nadvornick) Image
8 Kevin (Kevin Kehler)
9 Matt (MattKing)
10 Bob (megzdad81)
11 Marco (mesantacruz)
12 Mike (mjs)
13 Paul (paul_c5x4) Image
14 Reed (semi-ambivalent)
15 Menno (spijker) Image
16 Stone (StoneNYC) Image
17 Bert (TheToadMen) Image Image