The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
180 Degree Capital Corp COMMON 68235B109 10,407 4,794,034 SH   SOLE 0 3,469,183 0 1,324,851
Acacia Communications, Inc. COMMON 00401C108 2,100 50,764 SH   SOLE 0 24,904 0 25,860
Acacia Research Corp. COMMON 003881307 8,046 2,514,436 SH   SOLE 0 1,065,668 0 1,448,768
Acuity Brands COMMON 00508Y102 4,980 31,678 SH   SOLE 0 15,571 0 16,107
Adtalem Global Education, Inc. COMMON 00737L103 57,131 1,185,289 SH   SOLE 0 1,126,979 0 58,310
Affiliated Managers Group, Inc. COMMON 008252108 36,627 267,897 SH   SOLE 0 258,072 0 9,825
AFLAC, Inc. COMMON 001055102 103,727 2,203,665 SH   SOLE 0 2,193,215 0 10,450
Amdocs Ltd. COMMON G02602103 33,114 501,877 SH   SOLE 0 246,106 0 255,771
American Electric Technologies, Inc. COMMON 025576109 483 685,288 SH   SOLE 0 196,522 0 488,766
American Express Co. COMMON 025816109 64,444 605,168 SH   SOLE 0 296,828 0 308,340
Anixter Intl, Inc. COMMON 035290105 77,700 1,105,270 SH   SOLE 0 1,041,770 0 63,500
Apache Corp. COMMON 037411105 6,505 136,456 SH   SOLE 0 136,456 0 0
Aspen Aerogels Inc. COMMON 04523Y105 8,404 1,838,989 SH   SOLE 0 1,490,744 0 348,245
AstroNova, Inc. COMMON 04638F108 11,215 519,221 SH   SOLE 0 419,349 0 99,872
Atlas Financial Holdings, Inc. COMMON G06207115 17,434 1,734,710 SH   SOLE 0 1,421,710 0 313,000
AutoWeb Inc. COMMON 05335B100 1,423 480,662 SH   SOLE 0 300,977 0 179,685
AXT Inc. COMMON 00246W103 1,185 165,743 SH   SOLE 0 36,800 0 128,943
Baidu, Inc. ADR ADR 056752108 293,315 1,282,642 SH   SOLE 0 839,540 0 443,102
Ballantyne Strong, Inc. COMMON 058516105 13,526 3,381,466 SH   SOLE 0 2,926,207 0 455,259
Banco Santander Mexico SA ADR ADR 05969B103 11,337 1,460,990 SH   SOLE 0 808,769 0 652,221
Banco Santander-Chile ADR ADR 05965X109 28,703 897,525 SH   SOLE 0 514,864 0 382,661
Bank of New York Mellon Corp. COMMON 064058100 5,256 103,076 SH   SOLE 0 103,076 0 0
Barrick Gold Corp. COMMON 067901108 3,663 330,572 SH   SOLE 0 330,572 0 0
Berkshire Hathaway Inc. COMMON 084670702 119,948 560,217 SH   SOLE 0 270,946 0 289,271
Bio-Rad Laboratories, Inc. COMMON 090572207 72,821 232,661 SH   SOLE 0 211,711 0 20,950
Blackstone Group L.P. COMMON 09253U108 40,189 1,055,375 SH   SOLE 0 1,051,675 0 3,700
BOK Financial Corp. COMMON 05561Q201 54,078 555,898 SH   SOLE 0 526,498 0 29,400
BorgWarner, Inc. COMMON 099724106 72,562 1,696,170 SH   SOLE 0 1,689,170 0 7,000
Brady Corp. COMMON 104674106 78,360 1,791,085 SH   SOLE 0 1,623,687 0 167,398
Brink's Co. COMMON 109696104 28,000 401,432 SH   SOLE 0 325,883 0 75,549
Bristow Group, Inc. COMMON 110394103 99,297 8,186,048 SH   SOLE 0 7,776,497 0 409,551
Capital Southwest Corp. COMMON 140501107 19,386 1,021,415 SH   SOLE 0 891,976 0 129,439
Cardinal Health, Inc. COMMON 14149Y108 50,093 927,657 SH   SOLE 0 923,457 0 4,200
Cars.com Inc. COMMON 14575E105 7,012 253,959 SH   SOLE 0 209,527 0 44,432
CBRE Group, Inc. COMMON 12504L109 83,344 1,889,877 SH   SOLE 0 1,846,077 0 43,800
CBS Corp. COMMON 124857202 71,327 1,241,544 SH   SOLE 0 1,236,662 0 4,882
Century Casinos, Inc. COMMON 156492100 29,128 3,904,555 SH   SOLE 0 3,399,591 0 504,964
Charles River Laboratories Intl, Inc. COMMON 159864107 168,709 1,253,966 SH   SOLE 0 1,173,088 0 80,878
China Mobile Ltd. ADR ADR 16941M109 53,840 1,100,340 SH   SOLE 0 795,792 0 304,548
Core Laboratories N.V. COMMON N22717107 57,957 500,360 SH   SOLE 0 366,309 0 134,051
Costco Wholesale Corp. COMMON 22160K105 32,416 138,012 SH   SOLE 0 67,698 0 70,314
Cowen Inc. COMMON 223622606 30,050 1,843,566 SH   SOLE 0 1,598,620 0 244,946
CPI Aerostructures, Inc. COMMON 125919308 6,846 819,857 SH   SOLE 0 596,549 0 223,308
Crown Crafts, Inc. COMMON 228309100 1,424 249,879 SH   SOLE 0 55,579 0 194,300
Cumberland Pharmaceuticals, Inc. COMMON 230770109 7,368 1,290,317 SH   SOLE 0 992,037 0 298,280
Digirad Corp. COMMON 253827109 1,411 940,343 SH   SOLE 0 209,833 0 730,510
Discover Financial Services COMMON 254709108 1,758 22,994 SH   SOLE 0 12,271 0 10,723
Dun & Bradstreet Corp. COMMON 26483E100 27,138 190,431 SH   SOLE 0 152,831 0 37,600
Edgewater Technology Inc. COMMON 280358102 14,169 2,822,590 SH   SOLE 0 2,401,102 0 421,488
Emcore Corporation COMMON 290846203 11,461 2,412,864 SH   SOLE 0 2,098,446 0 314,418
EOG Resources Inc. COMMON 26875P101 55,419 434,418 SH   SOLE 0 335,692 0 98,726
Expeditors Intl of Washington COMMON 302130109 5,567 75,708 SH   SOLE 0 37,209 0 38,499
Exxon Mobil Corp. COMMON 30231G102 7,675 90,267 SH   SOLE 0 90,267 0 0
Fabrinet SHS G3323L100 8,416 181,933 SH   SOLE 0 162,189 0 19,744
Fair Isaac Corp. COMMON 303250104 45,361 198,475 SH   SOLE 0 174,593 0 23,882
First American Financial Corp. COMMON 31847R102 229,417 4,446,929 SH   SOLE 0 4,238,404 0 208,525
Fluor Corp. COMMON 343412102 62,923 1,083,011 SH   SOLE 0 602,449 0 480,562
Foot Locker, Inc. COMMON 344849104 7,234 141,905 SH   SOLE 0 69,939 0 71,966
Gilead Sciences, Inc. COMMON 375558103 185,617 2,404,049 SH   SOLE 0 1,181,795 0 1,222,254
GlassBridge Enterprises Inc. COMMON 377185103 466 816,748 SH   SOLE 0 659,640 0 157,108
GlaxoSmithKline plc ADR ADR 37733W105 68,495 1,705,128 SH   SOLE 0 974,146 0 730,982
Goldman Sachs Group, Inc. COMMON 38141G104 5,234 23,343 SH   SOLE 0 23,343 0 0
Green Brick Partners Inc. COMMON 392709101 21,385 2,117,354 SH   SOLE 0 1,944,734 0 172,620
GSI Technology Inc. COMMON 36241U106 12,615 1,828,255 SH   SOLE 0 1,589,876 0 238,379
Gulf Island Fabrication, Inc. COMMON 402307102 5,956 598,585 SH   SOLE 0 598,585 0 0
Hanger, Inc. COMMON 41043F208 9,924 476,407 SH   SOLE 0 476,407 0 0
Horace Mann Educators Corp. COMMON 440327104 11,175 248,883 SH   SOLE 0 203,238 0 45,645
Houlihan Lokey, Inc. COMMON 441593100 62,391 1,388,621 SH   SOLE 0 1,381,021 0 7,600
Illinois Tool Works, Inc. COMMON 452308109 60,006 425,214 SH   SOLE 0 423,314 0 1,900
IntercontinentalExchange, Inc. COMMON 45866F104 22,449 299,763 SH   SOLE 0 147,613 0 152,150
Interface, Inc. COMMON 458665304 26,188 1,121,525 SH   SOLE 0 910,032 0 211,493
International Speedway Corp. COMMON 460335201 66,302 1,513,750 SH   SOLE 0 1,396,850 0 116,900
Interpublic Group of Cos., Inc. COMMON 460690100 168,716 7,377,194 SH   SOLE 0 7,230,819 0 146,375
ISHARES MSCI ACWI EX US ETF ETF 464288240 11,043 231,557 SH   SOLE 0 48,051 0 183,506
J.M. Smucker Co. COMMON 832696405 180,845 1,762,452 SH   SOLE 0 1,734,552 0 27,900
Janus Henderson Group plc ORD SHS G4474Y214 63,939 2,371,639 SH   SOLE 0 2,197,118 0 174,521
Jernigan Capital, Inc. COMMON 476405105 3,094 160,406 SH   SOLE 0 160,406 0 0
JLL COMMON 48020Q107 103,319 715,900 SH   SOLE 0 670,783 0 45,117
Johnson & Johnson COMMON 478160104 141,593 1,024,773 SH   SOLE 0 533,541 0 491,232
Kennametal, Inc. COMMON 489170100 239,574 5,499,868 SH   SOLE 0 5,215,526 0 284,342
Keysight Technologies, Inc. COMMON 49338L103 186,837 2,818,898 SH   SOLE 0 2,760,174 0 58,724
Kindred Biosciences, Inc. COMMON 494577109 30,355 2,176,012 SH   SOLE 0 1,882,613 0 293,399
KKR & Co. Inc. COMMON 48251W104 160,869 5,899,119 SH   SOLE 0 5,767,619 0 131,500
Laboratory Corp. of America Holdings COMMON 50540R409 175,790 1,012,147 SH   SOLE 0 995,647 0 16,500
Lakeland Industries, Inc. COMMON 511795106 11,086 833,499 SH   SOLE 0 833,499 0 0
Lazard Ltd. COMMON G54050102 218,485 4,539,483 SH   SOLE 0 4,338,281 0 201,202
Littelfuse, Inc. COMMON 537008104 46,335 234,146 SH   SOLE 0 209,696 0 24,450
Lockheed Martin Corp. COMMON 539830109 9,953 28,769 SH   SOLE 0 28,769 0 0
Mattel, Inc. COMMON 577081102 178,364 11,360,760 SH   SOLE 0 10,949,327 0 411,433
Matthews Intl Corp. COMMON 577128101 7,796 155,458 SH   SOLE 0 127,428 0 28,030
Meredith Corp. COMMON 589433101 71,655 1,403,625 SH   SOLE 0 1,338,730 0 64,895
Methode Electronics Inc. COMMON 591520200 36,648 1,012,375 SH   SOLE 0 870,275 0 142,100
Microsoft Corp. COMMON 594918104 326,265 2,852,714 SH   SOLE 0 1,416,197 0 1,436,517
Mitcham Industries, Inc. COMMON 606501104 12,342 2,973,954 SH   SOLE 0 2,530,864 0 443,090
Mohawk Industries, Inc. COMMON 608190104 42,648 243,219 SH   SOLE 0 232,917 0 10,302
Mosaic Co. COMMON 61945C103 9,171 282,355 SH   SOLE 0 282,355 0 0
Movado Group Inc. COMMON 624580106 3,696 88,200 SH   SOLE 0 88,200 0 0
MSG Networks, Inc. COMMON 553573106 206,046 7,986,279 SH   SOLE 0 7,624,320 0 361,959
MTS Systems Corp. COMMON 553777103 95,601 1,746,141 SH   SOLE 0 1,585,705 0 160,436
National Oilwell Varco COMMON 637071101 46,900 1,088,679 SH   SOLE 0 1,084,279 0 4,400
Nielsen Holdings plc COMMON G6518L108 150,491 5,440,749 SH   SOLE 0 5,340,849 0 99,900
Nokia Corp. ADR ADR 654902204 134,663 24,133,162 SH   SOLE 0 16,340,429 0 7,792,733
Nordstrom, Inc. COMMON 655664100 50,896 850,962 SH   SOLE 0 844,767 0 6,195
Northern Trust Corp. COMMON 665859104 178,645 1,749,189 SH   SOLE 0 1,732,789 0 16,400
Novartis AG ADR ADR 66987V109 6,064 70,379 SH   SOLE 0 62,694 0 7,685
Oaktree Capital Group LLC COMMON 674001201 86,071 2,079,001 SH   SOLE 0 2,010,701 0 68,300
Occidental Petroleum Corp. COMMON 674599105 22,898 278,664 SH   SOLE 0 137,036 0 141,628
Omnicom Group, Inc. COMMON 681919106 76,101 1,118,798 SH   SOLE 0 1,113,602 0 5,196
Oracle Corp. COMMON 68389X105 10,902 211,438 SH   SOLE 0 211,438 0 0
ORBCOMM, Inc. COMMON 68555P100 20,316 1,870,680 SH   SOLE 0 1,623,781 0 246,899
Orion Energy Systems, Inc. COMMON 686275108 4,462 4,648,359 SH   SOLE 0 3,947,432 0 700,927
Pandora Media, Inc. COMMON 698354107 3,251 341,880 SH   SOLE 0 173,495 0 168,385
PCTEL, Inc. COMMON 69325Q105 10,601 2,279,817 SH   SOLE 0 1,980,217 0 299,600
Perceptron, Inc. COMMON 71361F100 8,918 914,619 SH   SOLE 0 650,614 0 264,005
Philip Morris Intl, Inc. COMMON 718172109 193,734 2,375,940 SH   SOLE 0 1,562,510 0 813,430
Pioneer Natural Resources Co COMMON 723787107 63,188 362,754 SH   SOLE 0 247,267 0 115,487
Progressive Corp. COMMON 743315103 65,137 916,909 SH   SOLE 0 912,609 0 4,300
Pure Cycle Corp. COMMON 746228303 1,040 90,075 SH   SOLE 0 20,051 0 70,024
QUALCOMM Inc. COMMON 747525103 12,548 174,200 SH   SOLE 0 85,651 0 88,549
Quest Diagnostics Inc. COMMON 74834L100 28,085 260,261 SH   SOLE 0 122,048 0 138,213
RealNetworks, Inc. COMMON 75605L708 21,182 7,204,679 SH   SOLE 0 6,285,049 0 919,630
Rosetta Stone Inc. COMMON 777780107 17,004 854,882 SH   SOLE 0 709,293 0 145,589
Royal Caribbean Cruises Ltd. COMMON V7780T103 90,185 694,050 SH   SOLE 0 667,044 0 27,006
Rubicon Project Inc. COMMON 78112V102 2,232 620,120 SH   SOLE 0 137,824 0 482,296
Rubicon Technology, Inc. COMMON 78112T206 2,018 224,775 SH   SOLE 0 63,050 0 161,725
Safeguard Scientifics Inc. COMMON 786449207 17,524 1,874,240 SH   SOLE 0 1,629,940 0 244,300
Schlumberger Ltd. COMMON 806857108 105,498 1,731,746 SH   SOLE 0 844,386 0 887,360
SeaChange Intl, Inc. COMMON 811699107 6,014 3,359,775 SH   SOLE 0 2,919,068 0 440,707
Sempra Energy COMMON 816851109 1,528 13,429 SH   SOLE 0 6,368 0 7,061
Simpson Manufacturing Co., Inc. COMMON 829073105 128,584 1,774,558 SH   SOLE 0 1,626,042 0 148,516
Snap-On, Inc. COMMON 833034101 168,853 919,680 SH   SOLE 0 901,376 0 18,304
Sotheby's COMMON 835898107 10,737 218,279 SH   SOLE 0 175,416 0 42,863
Southern Co. COMMON 842587107 38,597 885,251 SH   SOLE 0 432,413 0 452,838
Stanley Black & Decker, Inc. COMMON 854502101 96,303 657,626 SH   SOLE 0 654,774 0 2,852
Stericycle Inc. COMMON 858912108 112,358 1,914,750 SH   SOLE 0 1,860,950 0 53,800
Strattec Security Corp. COMMON 863111100 14,196 398,196 SH   SOLE 0 398,196 0 0
Synacor, Inc. COMMON 871561106 6,417 4,010,712 SH   SOLE 0 4,010,712 0 0
Tapestry, Inc. COMMON 876030107 9,863 196,192 SH   SOLE 0 96,392 0 99,800
Team, Inc. COMMON 878155100 37,451 1,664,477 SH   SOLE 0 1,410,229 0 254,248
TEGNA, Inc. COMMON 87901J105 118,242 9,886,434 SH   SOLE 0 9,467,334 0 419,100
Tejon Ranch Co. COMMON 879080109 12,325 567,727 SH   SOLE 0 537,727 0 30,000
Telenav Inc. COMMON 879455103 19,454 3,852,180 SH   SOLE 0 3,330,460 0 521,720
Tenaris ADR ADR 88031M109 29,817 889,534 SH   SOLE 0 773,484 0 116,050
The Madison Square Garden Co. COMMON 55825T103 86,795 275,259 SH   SOLE 0 250,520 0 24,739
Thermo Fisher Scientific, Inc. COMMON 883556102 77,104 315,897 SH   SOLE 0 314,415 0 1,482
U.S. Bancorp COMMON 902973304 20,795 393,774 SH   SOLE 0 193,870 0 199,904
U.S. Silica Holdings, Inc. COMMON 90346E103 158,778 8,432,203 SH   SOLE 0 7,946,318 0 485,885
Vanguard FTSE Developed ETF ETF 921943858 38,183 882,433 SH   SOLE 0 866,581 0 15,852
Verizon Communications Inc. COMMON 92343V104 72,299 1,354,173 SH   SOLE 0 640,880 0 713,293
Viacom, Inc. COMMON 92553P201 137,730 4,079,675 SH   SOLE 0 3,983,275 0 96,400
Western Union Co. COMMON 959802109 78,378 4,112,165 SH   SOLE 0 4,051,265 0 60,900
Willis Towers Watson plc SHS G96629103 53,676 380,844 SH   SOLE 0 379,044 0 1,800
Zebra Technologies Corp. COMMON 989207105 183,680 1,038,737 SH   SOLE 0 962,637 0 76,100
Zimmer Biomet Holdings, Inc. COMMON 98956P102 118,873 904,186 SH   SOLE 0 900,286 0 3,900