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 8,595 4,621,105 SH   SOLE 0 4,453,905 0 167,200
Acacia Communications, Inc. COMMON 00401C108 2,587 45,108 SH   SOLE 0 23,925 0 21,183
Acacia Research Corp. COMMON 003881307 7,994 2,452,096 SH   SOLE 0 1,003,328 0 1,448,768
Adtalem Global Education, Inc. COMMON 00737L103 44,134 952,801 SH   SOLE 0 900,391 0 52,410
Affiliated Managers Group, Inc. COMMON 008252108 43,424 405,414 SH   SOLE 0 388,339 0 17,075
Aflac, Inc. COMMON 001055102 81,112 1,622,240 SH   SOLE 0 1,612,590 0 9,650
Alithya Group Inc. CL A SUB VTG 01643B106 10,873 3,397,711 SH   SOLE 0 3,331,408 0 66,303
Amdocs Ltd. COMMON G02602103 45,897 848,223 SH   SOLE 0 400,292 0 447,931
American Electric Technologies, Inc. COMMON 025576109 152 178,664 SH   SOLE 0 123,064 0 55,600
American Express Co. COMMON 025816109 2,313 21,161 SH   SOLE 0 12,511 0 8,650
Anixter Intl, Inc. COMMON 035290105 43,940 783,111 SH   SOLE 0 725,511 0 57,600
Apache Corp. COMMON 037411105 4,430 127,811 SH   SOLE 0 127,811 0 0
Aspen Aerogels Inc. COMMON 04523Y105 3,737 1,465,380 SH   SOLE 0 1,421,280 0 44,100
AstroNova, Inc. COMMON 04638F108 8,155 399,970 SH   SOLE 0 387,370 0 12,600
Atlas Financial Holdings, Inc. COMMON G06207115 4,152 1,687,789 SH   SOLE 0 1,444,889 0 242,900
AXT Inc. COMMON 00246W103 422 94,896 SH   SOLE 0 65,496 0 29,400
Baidu, Inc. ADR ADR 056752108 248,767 1,509,050 SH   SOLE 0 932,671 0 576,379
Ballantyne Strong, Inc. COMMON 058516105 6,674 3,813,995 SH   SOLE 0 3,704,695 0 109,300
Banco Santander Mexico SA ADR ADR 05969B103 11,952 1,765,481 SH   SOLE 0 893,635 0 871,846
Banco Santander-Chile ADR ADR 05965X109 21,381 718,694 SH   SOLE 0 356,033 0 362,661
Bank of New York Mellon Corp. COMMON 064058100 5,044 100,014 SH   SOLE 0 100,014 0 0
Berkshire Hathaway Inc. COMMON 084670702 115,840 576,635 SH   SOLE 0 266,733 0 309,902
Bio-Rad Laboratories, Inc. COMMON 090572207 73,470 240,349 SH   SOLE 0 215,817 0 24,532
Blackstone Group L.P. COMMON 09253U108 31,964 914,030 SH   SOLE 0 910,330 0 3,700
BOK Financial Corp. COMMON 05561Q201 73,636 902,957 SH   SOLE 0 865,157 0 37,800
BorgWarner, Inc. COMMON 099724106 66,240 1,724,553 SH   SOLE 0 1,716,753 0 7,800
Brady Corp. COMMON 104674106 60,614 1,306,065 SH   SOLE 0 1,161,867 0 144,198
Brink's Co. COMMON 109696104 38,774 514,182 SH   SOLE 0 416,356 0 97,826
Bristow Group, Inc. COMMON 110394103 4,802 4,326,216 SH   SOLE 0 4,021,865 0 304,351
Capital Southwest Corp. COMMON 140501107 14,361 682,556 SH   SOLE 0 670,056 0 12,500
Cardinal Health, Inc. COMMON 14149Y108 41,703 866,100 SH   SOLE 0 861,300 0 4,800
CarMax Inc. COMMON 143130102 23,928 342,801 SH   SOLE 0 340,001 0 2,800
CBRE Group, Inc. COMMON 12504L109 90,204 1,824,140 SH   SOLE 0 1,780,340 0 43,800
CBS Corp. COMMON 124857202 56,176 1,181,907 SH   SOLE 0 1,176,425 0 5,482
Century Casinos, Inc. COMMON 156492100 27,286 3,011,748 SH   SOLE 0 2,948,048 0 63,700
Charles River Laboratories Intl, Inc. COMMON 159864107 122,946 846,442 SH   SOLE 0 780,635 0 65,807
China Mobile Ltd. ADR ADR 16941M109 59,253 1,162,045 SH   SOLE 0 857,497 0 304,548
Core Laboratories N.V. COMMON N22717107 31,274 453,713 SH   SOLE 0 343,395 0 110,318
Costco Wholesale Corp. COMMON 22160K105 32,683 134,976 SH   SOLE 0 64,662 0 70,314
Cowen Inc. COMMON 223622606 20,086 1,386,213 SH   SOLE 0 1,357,288 0 28,925
CPI Aerostructures, Inc. COMMON 125919308 3,486 536,368 SH   SOLE 0 525,168 0 11,200
Crown Crafts, Inc. COMMON 228309100 407 78,850 SH   SOLE 0 54,250 0 24,600
Cumberland Pharmaceuticals, Inc. COMMON 230770109 6,970 1,199,707 SH   SOLE 0 1,161,566 0 38,141
Digirad Corp. COMMON 253827109 369 405,200 SH   SOLE 0 279,491 0 125,709
Discover Financial Services COMMON 254709108 1,549 21,762 SH   SOLE 0 11,039 0 10,723
EMCORE Corporation COMMON 290846203 5,559 1,523,093 SH   SOLE 0 1,490,093 0 33,000
EOG Resources Inc. COMMON 26875P101 58,557 615,223 SH   SOLE 0 427,612 0 187,611
Expeditors Intl of Washington COMMON 302130109 1,612 21,243 SH   SOLE 0 10,164 0 11,079
Exxon Mobil Corp. COMMON 30231G102 5,362 66,356 SH   SOLE 0 66,356 0 0
Fabrinet SHS G3323L100 1,189 22,713 SH   SOLE 0 12,071 0 10,642
Fair Isaac Corp. COMMON 303250104 45,035 165,795 SH   SOLE 0 142,963 0 22,832
First American Financial Corp. COMMON 31847R102 217,231 4,218,085 SH   SOLE 0 4,010,120 0 207,965
Fluor Corp. COMMON 343412102 49,760 1,352,182 SH   SOLE 0 768,812 0 583,370
Foot Locker, Inc. COMMON 344849104 5,152 85,024 SH   SOLE 0 40,773 0 44,251
Generac Holdings Inc. COMMON 368736104 16,625 324,523 SH   SOLE 0 258,541 0 65,982
Gilead Sciences, Inc. COMMON 375558103 159,420 2,452,232 SH   SOLE 0 1,174,371 0 1,277,861
GlassBridge Enterprises Inc. COMMON 377185103 126 628,769 SH   SOLE 0 593,739 0 35,030
GlaxoSmithKline plc ADR ADR 37733W105 69,400 1,660,683 SH   SOLE 0 929,701 0 730,982
Goldman Sachs Group, Inc. COMMON 38141G104 6,388 33,275 SH   SOLE 0 33,275 0 0
Green Brick Partners Inc. COMMON 392709101 17,193 1,964,933 SH   SOLE 0 1,932,233 0 32,700
GSI Technology Inc. COMMON 36241U106 11,471 1,476,359 SH   SOLE 0 1,444,959 0 31,400
Gulf Island Fabrication, Inc. COMMON 402307102 3,375 368,044 SH   SOLE 0 368,044 0 0
Hanger, Inc. COMMON 41043F208 8,787 461,243 SH   SOLE 0 461,243 0 0
Horace Mann Educators Corp. COMMON 440327104 8,646 245,544 SH   SOLE 0 200,253 0 45,291
Houlihan Lokey, Inc. COMMON 441593100 63,151 1,377,346 SH   SOLE 0 1,369,746 0 7,600
Illinois Tool Works, Inc. COMMON 452308109 52,088 362,908 SH   SOLE 0 361,008 0 1,900
IntercontinentalExchange, Inc. COMMON 45866F104 10,193 133,868 SH   SOLE 0 64,165 0 69,703
Interface, Inc. COMMON 458665304 17,016 1,110,734 SH   SOLE 0 899,241 0 211,493
International Speedway Corp. COMMON 460335201 3,927 90,004 SH   SOLE 0 73,404 0 16,600
Interpublic Group of Cos., Inc. COMMON 460690100 139,165 6,623,769 SH   SOLE 0 6,485,894 0 137,875
ISHARES MSCI ACWI EX US ETF ETF 464288240 10,648 230,119 SH   SOLE 0 48,051 0 182,068
J.M. Smucker Co. COMMON 832696405 189,644 1,627,842 SH   SOLE 0 1,599,642 0 28,200
Janus Henderson Group plc ORD SHS G4474Y214 50,432 2,018,876 SH   SOLE 0 1,844,355 0 174,521
Jernigan Capital, Inc. COMMON 476405105 4,091 194,426 SH   SOLE 0 194,426 0 0
JLL COMMON 48020Q107 111,595 723,798 SH   SOLE 0 678,501 0 45,297
Johnson & Johnson COMMON 478160104 124,887 893,391 SH   SOLE 0 452,186 0 441,205
Kennametal, Inc. COMMON 489170100 196,059 5,334,942 SH   SOLE 0 5,049,700 0 285,242
Keysight Technologies, Inc. COMMON 49338L103 133,823 1,534,667 SH   SOLE 0 1,501,367 0 33,300
Kindred Biosciences, Inc. COMMON 494577109 24,007 2,618,040 SH   SOLE 0 2,563,840 0 54,200
KKR & Co Inc. COMMON 48251W104 133,326 5,675,855 SH   SOLE 0 5,537,355 0 138,500
Knowles Corporation COMMON 49926D109 76,664 4,348,520 SH   SOLE 0 4,078,282 0 270,238
Korn/Ferry International COMMON 500643200 15,800 352,829 SH   SOLE 0 288,029 0 64,800
Laboratory Corp. of America Holdings COMMON 50540R409 142,609 932,207 SH   SOLE 0 915,507 0 16,700
Lakeland Industries, Inc. COMMON 511795106 11,386 969,863 SH   SOLE 0 969,863 0 0
Lazard Ltd. COMMON G54050102 195,761 5,416,732 SH   SOLE 0 5,180,230 0 236,502
Littelfuse, Inc. COMMON 537008104 80,617 441,788 SH   SOLE 0 410,438 0 31,350
Lockheed Martin Corp. COMMON 539830109 7,997 26,644 SH   SOLE 0 26,644 0 0
Masco Corporation COMMON 574599106 45,743 1,163,653 SH   SOLE 0 1,123,353 0 40,300
Mattel, Inc. COMMON 577081102 148,027 11,386,674 SH   SOLE 0 10,868,929 0 517,745
Matthews Intl Corp. COMMON 577128101 8,465 229,101 SH   SOLE 0 186,171 0 42,930
Meredith Corp. COMMON 589433101 77,610 1,404,455 SH   SOLE 0 1,336,960 0 67,495
Methode Electronics Inc. COMMON 591520200 28,353 985,180 SH   SOLE 0 843,080 0 142,100
Microsoft Corp. COMMON 594918104 307,792 2,609,735 SH   SOLE 0 1,248,342 0 1,361,393
Mitcham Industries, Inc. COMMON 606501104 11,754 2,990,913 SH   SOLE 0 2,772,523 0 218,390
Mohawk Industries, Inc. COMMON 608190104 71,331 565,448 SH   SOLE 0 548,000 0 17,448
Molson Coors Brewing Co. COMMON 60871R209 65,977 1,106,069 SH   SOLE 0 1,084,269 0 21,800
Mosaic Co. COMMON 61945C103 8,144 298,199 SH   SOLE 0 298,199 0 0
Movado Group Inc. COMMON 624580106 7,145 196,400 SH   SOLE 0 196,400 0 0
MSG Networks, Inc. COMMON 553573106 147,464 6,779,963 SH   SOLE 0 6,427,703 0 352,260
MTS Systems Corp. COMMON 553777103 88,609 1,627,046 SH   SOLE 0 1,480,886 0 146,160
National Oilwell Varco COMMON 637071101 22,757 854,224 SH   SOLE 0 849,824 0 4,400
Nielsen Holdings plc COMMON G6518L108 124,144 5,244,764 SH   SOLE 0 5,141,364 0 103,400
Nokia Corp. ADR ADR 654902204 123,599 21,608,267 SH   SOLE 0 14,684,649 0 6,923,618
Nordstrom, Inc. COMMON 655664100 21,657 487,993 SH   SOLE 0 483,811 0 4,182
Northern Trust Corp. COMMON 665859104 157,566 1,742,791 SH   SOLE 0 1,726,391 0 16,400
Novartis AG ADR ADR 66987V109 2,776 28,875 SH   SOLE 0 28,389 0 486
Oaktree Capital Group LLC COMMON 674001201 38,915 783,793 SH   SOLE 0 751,193 0 32,600
Occidental Petroleum Corp. COMMON 674599105 30,871 466,330 SH   SOLE 0 223,150 0 243,180
Omnicom Group, Inc. COMMON 681919106 50,525 692,217 SH   SOLE 0 688,021 0 4,196
Oracle Corp. COMMON 68389X105 10,568 196,757 SH   SOLE 0 196,757 0 0
ORBCOMM, Inc. COMMON 68555P100 16,355 2,412,260 SH   SOLE 0 2,357,760 0 54,500
Orion Energy Systems, Inc. COMMON 686275108 2,452 2,769,085 SH   SOLE 0 2,695,585 0 73,500
PCTEL, Inc. COMMON 69325Q105 7,630 1,522,981 SH   SOLE 0 1,485,181 0 37,800
Perceptron, Inc. COMMON 71361F100 8,836 1,178,142 SH   SOLE 0 1,144,742 0 33,400
Philip Morris Intl, Inc. COMMON 718172109 288,503 3,263,982 SH   SOLE 0 2,090,329 0 1,173,653
Pioneer Natural Resources Co COMMON 723787107 63,454 416,696 SH   SOLE 0 271,460 0 145,236
Progressive Corp. COMMON 743315103 66,503 922,501 SH   SOLE 0 917,701 0 4,800
Pure Cycle Corp. COMMON 746228303 765 77,549 SH   SOLE 0 53,530 0 24,019
QUALCOMM Inc. COMMON 747525103 17,968 315,066 SH   SOLE 0 138,705 0 176,361
Quest Diagnostics Inc. COMMON 74834L100 35,406 393,751 SH   SOLE 0 175,926 0 217,825
RealNetworks, Inc. COMMON 75605L708 20,585 6,619,113 SH   SOLE 0 6,481,713 0 137,400
Rosetta Stone Inc. COMMON 777780107 13,777 630,519 SH   SOLE 0 531,789 0 98,730
Royal Caribbean Cruises Ltd. COMMON V7780T103 76,415 666,684 SH   SOLE 0 639,683 0 27,001
Rubicon Technology, Inc. COMMON 78112T206 1,173 145,316 SH   SOLE 0 102,613 0 42,703
Safeguard Scientifics Inc. COMMON 786449207 16,168 1,490,145 SH   SOLE 0 1,459,345 0 30,800
Schlumberger Ltd. COMMON 806857108 80,262 1,842,143 SH   SOLE 0 882,895 0 959,248
Sempra Energy COMMON 816851109 1,217 9,671 SH   SOLE 0 5,557 0 4,114
Simpson Manufacturing Co., Inc. COMMON 829073105 108,145 1,824,623 SH   SOLE 0 1,664,707 0 159,916
Snap-on, Inc. COMMON 833034101 132,743 848,087 SH   SOLE 0 830,309 0 17,778
Sotheby's COMMON 835898107 6,893 182,604 SH   SOLE 0 148,541 0 34,063
Southern Co. COMMON 842587107 22,554 436,419 SH   SOLE 0 217,804 0 218,615
Stanley Black & Decker, Inc. COMMON 854502101 87,827 644,982 SH   SOLE 0 641,630 0 3,352
Stericycle Inc. COMMON 858912108 186,828 3,433,073 SH   SOLE 0 3,281,373 0 151,700
Strattec Security Corp. COMMON 863111100 12,214 415,713 SH   SOLE 0 412,313 0 3,400
Synacor, Inc. COMMON 871561106 5,323 3,390,319 SH   SOLE 0 3,340,919 0 49,400
Tapestry, Inc. COMMON 876030107 20,911 643,607 SH   SOLE 0 307,955 0 335,652
Team, Inc. COMMON 878155100 25,293 1,445,308 SH   SOLE 0 1,217,067 0 228,241
TEGNA, Inc. COMMON 87901J105 97,667 6,926,734 SH   SOLE 0 6,527,534 0 399,200
Tejon Ranch Co. COMMON 879080109 9,138 519,231 SH   SOLE 0 515,431 0 3,800
Telenav Inc. COMMON 879455103 15,626 2,574,295 SH   SOLE 0 2,520,595 0 53,700
Tenaris ADR ADR 88031M109 29,871 1,057,377 SH   SOLE 0 851,974 0 205,403
The Madison Square Garden Co. COMMON 55825T103 71,751 244,776 SH   SOLE 0 218,997 0 25,779
The Rubicon Project, Inc. COMMON 78112V102 521 85,715 SH   SOLE 0 59,095 0 26,620
Thermo Fisher Scientific, Inc. COMMON 883556102 43,851 160,205 SH   SOLE 0 159,123 0 1,082
Tiffany & Co. COMMON 886547108 25,654 243,047 SH   SOLE 0 241,747 0 1,300
U.S. Bancorp COMMON 902973304 18,557 385,090 SH   SOLE 0 185,186 0 199,904
U.S. Silica Holdings, Inc. COMMON 90346E103 170,670 9,831,225 SH   SOLE 0 9,258,647 0 572,578
Vanguard FTSE Developed ETF ETF 921943858 33,411 817,494 SH   SOLE 0 801,642 0 15,852
Verizon Communications Inc. COMMON 92343V104 85,114 1,439,431 SH   SOLE 0 680,706 0 758,725
Viacom, Inc. COMMON 92553P201 106,931 3,809,445 SH   SOLE 0 3,707,545 0 101,900
Western Union Co. COMMON 959802109 34,727 1,880,180 SH   SOLE 0 1,827,480 0 52,700
Willis Towers Watson plc SHS G96629103 50,064 285,024 SH   SOLE 0 283,231 0 1,793
Zebra Technologies Corp. COMMON 989207105 150,045 716,101 SH   SOLE 0 662,876 0 53,225
Zimmer Biomet Holdings, Inc. COMMON 98956P102 90,731 710,505 SH   SOLE 0 706,905 0 3,600