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From http://marsrovers.jpl.nasa.gov/spotlight/spirit/a24_20040602.html
There's also "Larry's Leap," informally named after science team member Larry Soderblom, a veteran of planetary missions who first suggested taking a rover "toe-dip" (or, wheel dip!) inside Endurance Crater on a relatively shallow slope. (Soderblom, however, did not suggest the name.)