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
Acacia Research Corp. COMMON 003881307 24,195 2,758,869 SH   SOLE 0 2,758,869 0 0
Accenture plc COMMON G1151C101 4,180 43,193 SH   SOLE 0 43,193 0 0
AFLAC Inc. COMMON 001055102 130,325 2,095,259 SH   SOLE 0 2,044,604 0 50,655
Altera Corp. COMMON 021441100 4,320 84,373 SH   SOLE 0 84,373 0 0
American Electric Technologies, Inc. COMMON 025576109 8,101 1,588,524 SH   SOLE 0 996,759 0 591,765
American Express Co. COMMON 025816109 3,918 50,411 SH   SOLE 0 50,411 0 0
Anixter Intl Inc. COMMON 035290105 184,264 2,828,305 SH   SOLE 0 2,621,358 0 206,947
Ansys, Inc. COMMON 03662Q105 8,269 90,624 SH   SOLE 0 90,624 0 0
Apache Corp. COMMON 037411105 3,625 62,900 SH   SOLE 0 62,900 0 0
Apollo Education Group, Inc. COMMON 037604105 1,544 119,875 SH   SOLE 0 119,875 0 0
Astro-Med, Inc. COMMON 04638F108 16,573 1,158,146 SH   SOLE 0 724,871 0 433,275
AV Homes, Inc. COMMON 00234P102 13,931 969,424 SH   SOLE 0 660,238 0 309,186
AXT Inc. COMMON 00246W103 7,321 2,905,071 SH   SOLE 0 1,793,646 0 1,111,425
Baidu, Inc. ADR ADR 056752108 85,005 426,991 SH   SOLE 0 393,740 0 33,251
Ballantyne Strong, Inc. COMMON 058516105 9,746 2,078,007 SH   SOLE 0 1,283,566 0 794,441
Banco Santander-Chile ADR ADR 05965X109 21,467 1,060,098 SH   SOLE 0 956,179 0 103,919
Bank of New York Mellon Corp. COMMON 064058100 4,949 117,915 SH   SOLE 0 117,915 0 0
Barrick Gold Corp. COMMON 067901108 4,778 448,228 SH   SOLE 0 448,228 0 0
Baxter Intl Inc. COMMON 071813109 4,332 61,951 SH   SOLE 0 61,951 0 0
Bed Bath & Beyond Inc. COMMON 075896100 6,783 98,330 SH   SOLE 0 98,330 0 0
Berkshire Hathaway Inc. COMMON 084670702 12,204 89,665 SH   SOLE 0 89,665 0 0
Bio-Rad Laboratories, Inc. COMMON 090572207 169,132 1,122,983 SH   SOLE 0 1,024,584 0 98,399
Blackstone Group L.P. COMMON 09253U108 45,046 1,102,169 SH   SOLE 0 1,073,644 0 28,525
Blount Intl, Inc. COMMON 095180105 102,531 9,389,314 SH   SOLE 0 8,115,911 0 1,273,403
Bob Evans Farms, Inc. COMMON 096761101 10,500 205,686 SH   SOLE 0 155,603 0 50,083
Brady Corp. COMMON 104674106 122,342 4,945,092 SH   SOLE 0 4,414,037 0 531,055
Brink's Co. COMMON 109696104 38,447 1,306,388 SH   SOLE 0 1,002,663 0 303,725
Bristow Group Inc. COMMON 110394103 266,813 5,005,864 SH   SOLE 0 4,599,747 0 406,117
British American Tobacco plc ADR ADR 110448107 5,091 47,034 SH   SOLE 0 47,034 0 0
Brooks Automation, Inc. COMMON 114340102 2,811 245,500 SH   SOLE 0 245,500 0 0
Capital Southwest Corp. COMMON 140501107 5,068 101,500 SH   SOLE 0 101,500 0 0
CBRE Group, Inc. COMMON 12504L109 132,756 3,588,010 SH   SOLE 0 3,420,726 0 167,284
CBS Corp. COMMON 124857202 85,096 1,533,268 SH   SOLE 0 1,496,116 0 37,152
Century Casinos, Inc. COMMON 156492100 21,879 3,472,857 SH   SOLE 0 2,487,698 0 985,159
Charles River Laboratories Intl, Inc. COMMON 159864107 118,147 1,679,650 SH   SOLE 0 1,455,671 0 223,979
Chesapeake Energy Corp. COMMON 165167107 3,096 277,130 SH   SOLE 0 277,130 0 0
China Mobile Ltd. ADR ADR 16941M109 28,839 449,969 SH   SOLE 0 449,969 0 0
CME Group Inc. COMMON 12572Q105 2,727 29,307 SH   SOLE 0 29,307 0 0
Coach, Inc. COMMON 189754104 36,496 1,054,493 SH   SOLE 0 1,035,103 0 19,390
Contango Oil & Gas Co. COMMON 21075N204 55,291 4,506,195 SH   SOLE 0 3,997,009 0 509,186
Core Laboratories N.V. COMMON N22717107 27,038 237,089 SH   SOLE 0 237,089 0 0
Costco Wholesale Corp. COMMON 22160K105 501 3,706 SH   SOLE 0 3,706 0 0
Cowen Group, Inc. COMMON 223622101 42,148 6,585,680 SH   SOLE 0 4,554,205 0 2,031,475
CPI Aerostructures, Inc. COMMON 125919308 15,619 1,560,357 SH   SOLE 0 980,005 0 580,352
Credicorp ltd. COMMON G2519Y108 6,652 47,881 SH   SOLE 0 38,493 0 9,388
Crown Crafts, Inc. COMMON 228309100 10,261 1,282,582 SH   SOLE 0 807,985 0 474,597
Cumberland Pharmaceuticals, Inc. COMMON 230770109 10,761 1,505,086 SH   SOLE 0 935,416 0 569,670
CVS Health Corp. COMMON 126650100 8,694 82,895 SH   SOLE 0 82,895 0 0
DeVry Education Group Inc. COMMON 251893103 6,875 229,321 SH   SOLE 0 172,381 0 56,940
Dover Motorsports, Inc. COMMON 260174107 7,382 3,340,495 SH   SOLE 0 2,095,055 0 1,245,440
Dun & Bradstreet Corp. COMMON 26483E100 98,918 810,801 SH   SOLE 0 736,399 0 74,402
Edgewater Technology Inc. COMMON 280358102 13,270 1,817,750 SH   SOLE 0 1,138,398 0 679,352
Electro Rent Corp. COMMON 285218103 1,453 133,775 SH   SOLE 0 133,775 0 0
EMC Corp. COMMON 268648102 11,738 444,797 SH   SOLE 0 444,797 0 0
Erickson Inc. COMMON 29482P100 10,260 2,364,020 SH   SOLE 0 1,648,661 0 715,359
Expeditors Intl of Washington COMMON 302130109 1,745 37,846 SH   SOLE 0 37,846 0 0
Exxon Mobil Corp. COMMON 30231G102 6,990 84,010 SH   SOLE 0 84,010 0 0
Fair Isaac Corp. COMMON 303250104 54,803 603,693 SH   SOLE 0 520,716 0 82,977
Fastenal Co. COMMON 311900104 1,644 38,973 SH   SOLE 0 38,973 0 0
First American Financial Corp. COMMON 31847R102 285,971 7,685,327 SH   SOLE 0 7,078,155 0 607,172
Franklin Resources, Inc. COMMON 354613101 94,780 1,933,094 SH   SOLE 0 1,888,369 0 44,725
Furmanite Corp. COMMON 361086101 21,678 2,669,666 SH   SOLE 0 1,845,310 0 824,356
Gannett Co Inc. COMMON 36473H104 26,023 1,860,084 SH   SOLE 0 1,645,655 0 214,429
Gilead Sciences, Inc. COMMON 375558103 129,548 1,106,494 SH   SOLE 0 1,106,494 0 0
GlaxoSmithKline plc ADR ADR 37733W105 50,581 1,214,427 SH   SOLE 0 1,098,027 0 116,400
Goldman Sachs Group, Inc. COMMON 38141G104 7,098 33,995 SH   SOLE 0 33,995 0 0
Graham Holdings Co. COMMON 384637104 25,613 23,825 SH   SOLE 0 22,363 0 1,462
Gulf Island Fabrication, Inc. COMMON 402307102 2,610 233,650 SH   SOLE 0 233,650 0 0
Hanger, Inc. COMMON 41043F208 4,964 211,755 SH   SOLE 0 211,755 0 0
Hardinge Inc. COMMON 412324303 7,230 734,010 SH   SOLE 0 457,932 0 276,078
Harman Intl Industries, Inc. COMMON 413086109 73,144 614,962 SH   SOLE 0 614,962 0 0
Harris & Harris Group, Inc. COMMON 413833104 7,281 2,647,584 SH   SOLE 0 1,666,213 0 981,371
HCC Insurance Holdings, Inc. COMMON 404132102 13,127 170,831 SH   SOLE 0 130,762 0 40,069
Horace Mann Educators Corp. COMMON 440327104 14,799 406,796 SH   SOLE 0 304,716 0 102,080
HSBC Holdings plc ADR ADR 404280406 1,826 40,745 SH   SOLE 0 40,745 0 0
IDEX Corp. COMMON 45167R104 32,711 416,281 SH   SOLE 0 325,823 0 90,458
Illinois Tool Works Inc. COMMON 452308109 84,720 922,973 SH   SOLE 0 901,775 0 21,198
Imation Corp. COMMON 45245A107 23,108 5,691,505 SH   SOLE 0 3,936,954 0 1,754,551
Interface, Inc. COMMON 458665304 31,470 1,256,294 SH   SOLE 0 936,182 0 320,112
International Business Machines Corp. COMMON 459200101 8,917 54,822 SH   SOLE 0 54,822 0 0
International Speedway Corp. COMMON 460335201 211,630 5,771,207 SH   SOLE 0 5,309,515 0 461,692
Interpublic Group of Cos., Inc. COMMON 460690100 190,207 9,870,622 SH   SOLE 0 9,462,034 0 408,588
iShares MSCI United Kingdom Index ETF ETF 46434V548 1,034 56,667 SH   SOLE 0 23,165 0 33,502
Itau Unibanco Holding SA ADR ADR 465562106 12,356 1,128,391 SH   SOLE 0 1,008,218 0 120,173
J.M. Smucker Co. COMMON 832696405 205,013 1,891,086 SH   SOLE 0 1,817,725 0 73,361
Janus Capital Group Inc. COMMON 47102X105 132,705 7,751,454 SH   SOLE 0 6,884,717 0 866,737
JLL COMMON 48020Q107 235,891 1,379,480 SH   SOLE 0 1,261,825 0 117,655
Johnson & Johnson COMMON 478160104 76,216 782,026 SH   SOLE 0 782,026 0 0
JPMorgan Chase & Co. COMMON 46625H100 8,619 127,199 SH   SOLE 0 127,199 0 0
Kennametal Inc. COMMON 489170100 280,170 8,211,313 SH   SOLE 0 7,669,388 0 541,925
Kindred Biosciences, Inc. COMMON 494577109 8,268 1,212,359 SH   SOLE 0 866,182 0 346,177
KKR & Co. L.P. COMMON 48248M102 156,487 6,848,462 SH   SOLE 0 6,790,097 0 58,365
Laboratory Corp. of America Holdings COMMON 50540R409 181,968 1,501,141 SH   SOLE 0 1,440,661 0 60,480
Landec Corp. COMMON 514766104 20,806 1,441,871 SH   SOLE 0 992,136 0 449,735
Lazard Ltd COMMON G54050102 314,396 5,590,257 SH   SOLE 0 5,162,095 0 428,162
Leapfrog Enterprises, Inc. COMMON 52186N106 1,284 917,492 SH   SOLE 0 917,492 0 0
Littelfuse, Inc. COMMON 537008104 79,056 833,128 SH   SOLE 0 720,288 0 112,840
Lockheed Martin Corp. COMMON 539830109 8,665 46,610 SH   SOLE 0 46,610 0 0
Lumber Liquidators Holdings, Inc. COMMON 55003T107 11,632 561,676 SH   SOLE 0 426,101 0 135,575
M&T Bank Corp. COMMON 55261F104 1,661 13,294 SH   SOLE 0 13,294 0 0
Madison Square Garden Co. COMMON 55826P100 128,664 1,541,073 SH   SOLE 0 1,380,908 0 160,165
Manning & Napier, Inc. COMMON 56382Q102 16,270 1,631,890 SH   SOLE 0 1,230,625 0 401,265
Markit ltd. COMMON G58249106 3,259 127,442 SH   SOLE 0 93,650 0 33,792
Mattel, Inc. COMMON 577081102 81,838 3,185,615 SH   SOLE 0 3,020,775 0 164,840
Matthews Intl Corp. COMMON 577128101 15,854 298,351 SH   SOLE 0 224,056 0 74,295
MB Financial, Inc. COMMON 55264U108 1,913 55,550 SH   SOLE 0 55,550 0 0
McCormick & Co., Inc. COMMON 579780206 3,423 42,291 SH   SOLE 0 23,061 0 19,230
Meredith Corp. COMMON 589433101 107,767 2,066,476 SH   SOLE 0 1,846,928 0 219,548
Microsoft Corp. COMMON 594918104 101,958 2,309,359 SH   SOLE 0 2,309,359 0 0
Middleby Corp. COMMON 596278101 10,298 91,762 SH   SOLE 0 70,534 0 21,228
Mitcham Industries, Inc. COMMON 606501104 12,457 2,972,972 SH   SOLE 0 2,109,434 0 863,538
Mohawk Industries, Inc. COMMON 608190104 83,059 435,092 SH   SOLE 0 407,580 0 27,512
Morgan Stanley COMMON 617446448 6,066 156,380 SH   SOLE 0 156,380 0 0
Mosaic Co. COMMON 61945C103 7,702 164,395 SH   SOLE 0 164,395 0 0
MTS Systems Corp. COMMON 553777103 107,858 1,564,300 SH   SOLE 0 1,374,636 0 189,664
National Oilwell Varco COMMON 637071101 77,713 1,609,630 SH   SOLE 0 1,573,870 0 35,760
Newell Rubbermaid Inc. COMMON 651229106 149,554 3,637,891 SH   SOLE 0 3,497,393 0 140,498
Nokia Corp. ADR ADR 654902204 44,879 6,551,680 SH   SOLE 0 6,551,680 0 0
Nordstrom, Inc. COMMON 655664100 60,616 813,638 SH   SOLE 0 774,321 0 39,317
Northern Trust Corp. COMMON 665859104 117,289 1,533,994 SH   SOLE 0 1,505,829 0 28,165
Occidental Petroleum Corp. COMMON 674599105 3,193 41,061 SH   SOLE 0 41,061 0 0
Omnicom Group Inc. COMMON 681919106 96,764 1,392,488 SH   SOLE 0 1,359,342 0 33,146
Oracle Corp. COMMON 68389X105 9,064 224,910 SH   SOLE 0 224,910 0 0
ORBCOMM, Inc. COMMON 68555P100 39,555 5,860,038 SH   SOLE 0 4,048,036 0 1,812,002
Orion Energy Systems, Inc. COMMON 686275108 11,109 4,425,918 SH   SOLE 0 3,069,970 0 1,355,948
Panera Bread Co. COMMON 69840W108 291 1,664 SH   SOLE 0 1,664 0 0
PCTEL, Inc. COMMON 69325Q105 21,526 2,998,052 SH   SOLE 0 2,079,204 0 918,848
Pendrell Corp. COMMON 70686R104 40,801 29,781,994 SH   SOLE 0 20,508,682 0 9,273,312
Perceptron, Inc. COMMON 71361F100 14,490 1,372,183 SH   SOLE 0 856,020 0 516,163
Philip Morris Intl, Inc. COMMON 718172109 40,444 504,478 SH   SOLE 0 504,478 0 0
Pier 1 Imports, Inc. COMMON 720279108 5,503 435,685 SH   SOLE 0 435,685 0 0
Praxair, Inc. COMMON 74005P104 7,957 66,557 SH   SOLE 0 66,557 0 0
PrivateBancorp, Inc. COMMON 742962103 19,251 483,439 SH   SOLE 0 367,544 0 115,895
QLogic Corp. COMMON 747277101 22,576 1,590,991 SH   SOLE 0 1,590,991 0 0
Quest Diagnostics Inc. COMMON 74834L100 42,102 580,555 SH   SOLE 0 580,555 0 0
Qumu Corp. COMMON 749063103 14,311 1,736,777 SH   SOLE 0 1,087,233 0 649,544
RealNetworks, Inc. COMMON 75605L708 29,075 5,374,217 SH   SOLE 0 3,738,987 0 1,635,230
Rentech, Inc. COMMON 760112102 25,332 23,675,039 SH   SOLE 0 16,343,966 0 7,331,073
Rockwell Collins, Inc. COMMON 774341101 4,657 50,426 SH   SOLE 0 50,426 0 0
Rosetta Stone Inc. COMMON 777780107 33,667 4,218,914 SH   SOLE 0 3,029,774 0 1,189,140
Royal Caribbean Cruises Ltd. COMMON V7780T103 80,821 1,027,081 SH   SOLE 0 961,320 0 65,761
Royal Dutch Shell plc ADR ADR 780259206 10,494 184,065 SH   SOLE 0 138,830 0 45,235
Rubicon Technology, Inc. COMMON 78112T107 12,100 4,979,260 SH   SOLE 0 3,443,723 0 1,535,537
Ruckus Wireless, Inc. COMMON 781220108 20,565 1,988,916 SH   SOLE 0 1,988,916 0 0
Ryanair Holdings plc ADR ADR 783513104 17,032 238,711 SH   SOLE 0 202,045 0 36,666
Santander Mexico Financial Group ADR ADR 40053C105 7,115 777,573 SH   SOLE 0 622,713 0 154,860
Schlumberger Ltd. COMMON 806857108 20,152 233,812 SH   SOLE 0 233,812 0 0
SeaChange Intl, Inc. COMMON 811699107 17,361 2,476,622 SH   SOLE 0 1,713,705 0 762,917
Simpson Manufacturing Co., Inc. COMMON 829073105 106,885 3,143,670 SH   SOLE 0 2,778,829 0 364,841
Snap-On Inc. COMMON 833034101 143,199 899,207 SH   SOLE 0 859,406 0 39,801
Sotheby's COMMON 835898107 101,283 2,238,789 SH   SOLE 0 2,053,102 0 185,687
Southern Co. COMMON 842587107 56,941 1,358,978 SH   SOLE 0 1,358,978 0 0
Spartan Motors Inc. COMMON 846819100 18,199 3,973,486 SH   SOLE 0 2,738,461 0 1,235,025
St. Jude Medical, Inc. COMMON 790849103 93,357 1,277,638 SH   SOLE 0 1,247,708 0 29,930
Stanley Black & Decker, Inc. COMMON 854502101 161,108 1,530,862 SH   SOLE 0 1,496,453 0 34,409
Stanley Furniture Co. COMMON 854305208 8,681 2,922,931 SH   SOLE 0 1,836,791 0 1,086,140
Superior Industries Intl, Inc. COMMON 868168105 2,420 132,175 SH   SOLE 0 132,175 0 0
T. Rowe Price Group, Inc. COMMON 74144T108 36,235 466,168 SH   SOLE 0 455,864 0 10,304
Team, Inc. COMMON 878155100 45,689 1,135,129 SH   SOLE 0 873,019 0 262,110
TEGNA Inc. COMMON 87901J105 156,829 4,890,196 SH   SOLE 0 4,431,557 0 458,639
Telefonica Brasil SA ADR ADR 87936R106 392 28,158 SH   SOLE 0 8,150 0 20,008
Telenav Inc. COMMON 879455103 12,927 1,605,784 SH   SOLE 0 1,112,084 0 493,700
The PNC Financial Service Group, Inc. COMMON 693475105 9,447 98,768 SH   SOLE 0 98,768 0 0
Thermo Fisher Scientific Inc. COMMON 883556102 75,943 585,261 SH   SOLE 0 581,816 0 3,445
Tiffany & Co. COMMON 886547108 33,985 370,204 SH   SOLE 0 361,464 0 8,740
Towers Watson COMMON 891894107 30,771 244,601 SH   SOLE 0 238,574 0 6,027
Tumi Holdings Inc. COMMON 89969Q104 36,431 1,775,381 SH   SOLE 0 1,775,381 0 0
Turkcell Iletisim Hizmetleri AS ADR ADR 900111204 6,734 586,032 SH   SOLE 0 516,534 0 69,498
U.S. Bancorp COMMON 902973304 27,377 630,815 SH   SOLE 0 630,815 0 0
U.S. Silica Holdings, Inc. COMMON 90346E103 75,870 2,584,126 SH   SOLE 0 2,352,572 0 231,554
Vanguard FTSE Emerging Markets ETF ETF 922042858 1,386 33,916 SH   SOLE 0 9,788 0 24,128
Vanguard MSCI EAFE ETF ETF 921943858 19,873 501,215 SH   SOLE 0 501,215 0 0
Vanguard MSCI Europe ETF ETF 922042874 693 12,834 SH   SOLE 0 12,834 0 0
Vanguard S&P 500 ETF ETF 922908363 20,984 111,118 SH   SOLE 0 111,118 0 0
Vanguard Total World Stock Index Fd (ETF) ETF 922042742 4,828 78,474 SH   SOLE 0 78,474 0 0
Verizon Communications Inc. COMMON 92343V104 59,901 1,285,164 SH   SOLE 0 1,285,164 0 0
Versar Inc. COMMON 925297103 6,698 1,699,894 SH   SOLE 0 1,072,126 0 627,768
Viacom, Inc. COMMON 92553P201 74,526 1,152,947 SH   SOLE 0 1,124,122 0 28,825
Vical Inc. COMMON 925602104 5,222 7,460,515 SH   SOLE 0 5,170,965 0 2,289,550
W.W. Grainger, Inc. COMMON 384802104 1,645 6,950 SH   SOLE 0 6,950 0 0
Wal-Mart Stores, Inc. COMMON 931142103 14,214 200,401 SH   SOLE 0 200,401 0 0
Western Union Co. COMMON 959802109 209,793 10,319,401 SH   SOLE 0 9,907,846 0 411,555
XO Group Inc. COMMON 983772104 23,087 1,412,030 SH   SOLE 0 973,159 0 438,871
Zebra Technologies Corp. COMMON 989207105 38,475 346,470 SH   SOLE 0 265,940 0 80,530
Zimmer Biomet Holdings Inc. COMMON 98956P102 119,813 1,096,889 SH   SOLE 0 1,071,774 0 25,115