source: [lemma=investigator] □ □
destination: [lemma=investigator] □ □ □
spec: She laid it on the table , and walked away from it , and then came back suddenly , and looked . The psychics were immediately defensive , claiming , among other things , that the TV studio did not represent test conditions . The Home Secretary respected that decision and hoped the Police Authority could now rebuild the confidence in the police in Sussex . " This surprising observation led to a bit of challenging detective work to properly interpret the data , " said principal investigator Dr. Gerard van Belle of JPL . Scientists continue to analyze data received from Pioneer 10 's Geiger-Tube Telescope instrument operated by principal investigator Dr. James Van Allen of the University of Iowa . It has also cut water losses by half by installing new pumping stations . Scientific data received from Pioneer 10 's Geiger-Tube Telescope instrument are analyzed by original principal investigator Dr. James Van Allen of the University of Iowa , who discovered the Earth 's radiation belts bearing his name .