▁Will ie ▁R íos ▁( born ▁ 1 1 ▁February ▁ 1 9 4 9 ) ▁is ▁a ▁Puerto ▁R ican ▁middle - distance ▁runner . ▁He ▁competed ▁in ▁the ▁men ' s ▁ 1 5 0 0 ▁metres ▁at ▁the ▁ 1 9 6 8 ▁Summer ▁Olympics . ▁ ▁References ▁ ▁Category : 1 9 4 9 ▁birth s ▁Category : L iving ▁people ▁Category : A th let es ▁( track ▁and ▁field ) ▁at ▁the ▁ 1 9 6 8 ▁Summer ▁Olympics ▁Category : P uerto ▁R ican ▁male ▁middle - distance ▁run ners ▁Category : O lymp ic ▁track ▁and ▁field ▁athlet es ▁of ▁Puerto ▁Rico ▁Category : S ports people ▁from ▁San ▁Juan , ▁Puerto ▁Rico <0x0A> </s> ▁Raymond ▁Z in ke ▁Gall un ▁( M arch ▁ 2 2 , ▁ 1 9 1 1 ▁– ▁April ▁ 2 , ▁ 1 9 9 4 ) ▁was ▁an ▁American ▁science ▁fiction ▁writer . ▁ ▁Gall un ▁( rh ym es ▁with ▁" bal lo on ") ▁was ▁born ▁in ▁Be aver ▁Dam , ▁Wisconsin . ▁He ▁left ▁college ▁after ▁one ▁year ▁and ▁travel led ▁in ▁Europe , ▁living ▁a ▁dr if ter ' s ▁existence , ▁working ▁a ▁mult itude ▁of ▁jobs ▁around ▁the ▁world ▁in ▁the ▁years ▁leading ▁up ▁to ▁World ▁War ▁II . ▁ ▁He ▁was ▁among ▁the ▁stal wart ▁group ▁of ▁early ▁sci - fi ▁pul p ▁writers ▁who ▁popular ized ▁the ▁genre . ▁He ▁sold ▁many ▁popular ▁stories ▁to ▁pul p ▁mag az