citizens, 1–6, 8, 12–13, 19, 82, 123–133, 135–137, 139, 142–146, 148–151, 153–160, 166–167, 169–172, 181, 184, 189, 194, 197, 200, 204, 206, 236–237, 239–240, 242, 245, 371, 373–375, 377, 383, 385, 400, 405, 411, 433, 438–439, 441–444, 448, 451, 453–456, 462, 468

cognitive activity, 25, 28, 84

cognitive learning, 84, 121

Coleman, Stephen, 6, 124

communication

policy, 147, 152–157, 159–160, 169, 180, 236–237, 283, 392, 462

process, xix, 2, 6, 16, 22, 25, 33, 37–38, 40, 42, 44, 50, 62–63, 124, 131, 146, 174, 234, 236, 269, 359, 377, 392, 407, 411, 416, 429

science, 12, 37, 70, 75, 78–79, 183

strategy, 6, 131, 133, 147–149, 151, 155–157, 161, 166–168, 170, 182, 242, 300, 357, 359, 364, 380, 392, 404, 415

communicator, xviii–xix, 1–2, 4–6, 12–13, 16–24, 26, 29, 33, 35–40, 42–43, 47–50, 59–64, 66–70, 75, 78, 81–82, 87–90, 102, 107, 118–119, 121, 123, 125–126, 130–132, 137, 139, 142, 145–146, 160, 162, 170, 176, 181–182, 185, 233–234, 245, 247–249, 251–252, 255, 264–265, 268–269, 271, 274, 276, 278–281, 286–287, 289–291, 299–300, 302–304, 325, 342, 345, 347, 351, 357–359, 365, 373, 395, 397–398, 404–409, 414, 416, 418, 428–430, 466

communicator context, 47, 49, 61, 64, 68, 82, 234, 238

comparison, 11, 160, 184–189, 197, 205, 211–212, 227–228, 230, 237, 241–242, 252, 258, 271, 295, 301, 304, 315, 323, 352, 395–396, 398–402, 406

comparative research, 13, 143, 181, 183, 185, 188

complexity, 77–78, 85, 93, 95, 163, 246, 331, 347, 366, 368, 372, 413, 463

computer experience, 87, 99, 311, 314, 329, 443, 445, 450–453

computer use, 87–88, 101, 248, 256, 307, 314–315, 332, 352, 426, 432, 440, 442, 445, 447–448, 451–452, 456–457

confusion, 11, 51, 74–75, 90, 93–94, 117–118, 155, 162–163, 173, 320, 322–323, 330–332, 355, 378, 401, 404, 410, 417, 454

content, 17, 20–21, 27, 29–31, 33, 44, 60, 63–64, 79, 81–82, 93–94, 99, 104, 107, 109, 137, 159, 162–163, 165–167, 170–172, 175, 178–179, 240, 255, 263, 269, 281, 298, 318, 320, 323, 332, 338, 350, 360, 362–363, 367, 369–373, 375–377, 386, 388, 391–392, 406, 408, 410–413, 416–417, 422, 438, 441, 468

context, 10–12, 30–33, 38, 47–66, 68, 70–71, 75, 78–79, 82, 85, 90–91, 96, 105–108, 110, 114, 120–121, 123, 126, 143, 181, 183–186, 227, 234, 237–239, 241, 256, 258–259, 266, 280, 288–289, 299, 304–308, 314, 396, 398–399, 402, 421, 423, 428, 430