Preheat a grill pan to medium-high heat. Spray corn with nonstick cooking spray. Place corn on grill pan, and cook, turning occasionally, about 10 minutes or until tender. Set aside until cool enough to touch. Cut kernels from cobs; discard cobs, and set corn aside.
In a large bowl, whisk together lime juice and next 5 ingredients. Add olive oil in a slow, steady stream, whisking until combined. Add corn, radishes, and remaining ingredients, tossing to coat.
Recipe by Paula Deen Magazine at https://pauladeenmagazine.com/crisp-radish-corn-citrus-salad/