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 29,114 3,206,352 SH   SOLE 0 3,206,352 0 0
Accenture plc COMMON G1151C101 2,998 30,512 SH   SOLE 0 30,512 0 0
AFLAC Inc. COMMON 001055102 126,364 2,173,809 SH   SOLE 0 2,127,554 0 46,255
American Electric Technologies, Inc. COMMON 025576109 4,085 1,571,294 SH   SOLE 0 974,729 0 596,565
American Express Co. COMMON 025816109 8,030 108,317 SH   SOLE 0 108,317 0 0
Anixter Intl Inc. COMMON 035290105 180,631 3,126,186 SH   SOLE 0 2,907,089 0 219,097
Ansys, Inc. COMMON 03662Q105 9,099 103,237 SH   SOLE 0 103,237 0 0
Apache Corp. COMMON 037411105 2,756 70,375 SH   SOLE 0 70,375 0 0
Apollo Education Group, Inc. COMMON 037604105 1,457 131,710 SH   SOLE 0 131,710 0 0
Astro-Med, Inc. COMMON 04638F108 15,830 1,142,161 SH   SOLE 0 708,886 0 433,275
AV Homes, Inc. COMMON 00234P102 8,167 604,095 SH   SOLE 0 416,184 0 187,911
AXT Inc. COMMON 00246W103 7,166 3,732,390 SH   SOLE 0 2,316,090 0 1,416,300
Baidu, Inc. ADR ADR 056752108 105,091 764,799 SH   SOLE 0 720,511 0 44,288
Ballantyne Strong, Inc. COMMON 058516105 9,604 2,043,458 SH   SOLE 0 1,249,567 0 793,891
Banco Santander-Chile ADR ADR 05965X109 19,753 1,084,113 SH   SOLE 0 980,194 0 103,919
Bank of New York Mellon Corp. COMMON 064058100 4,425 113,015 SH   SOLE 0 113,015 0 0
Barrick Gold Corp. COMMON 067901108 2,957 464,948 SH   SOLE 0 464,948 0 0
Baxter International Inc. COMMON 071813109 2,179 66,331 SH   SOLE 0 66,331 0 0
Bed Bath & Beyond Inc. COMMON 075896100 5,487 96,230 SH   SOLE 0 96,230 0 0
Berkshire Hathaway Inc. COMMON 084670702 14,366 110,167 SH   SOLE 0 110,167 0 0
Bio-Rad Laboratories, Inc. COMMON 090572207 134,332 1,000,161 SH   SOLE 0 905,768 0 94,393
Blackstone Group L.P. COMMON 09253U108 36,278 1,145,512 SH   SOLE 0 1,119,787 0 25,725
Blount Intl, Inc. COMMON 095180105 53,253 9,560,694 SH   SOLE 0 8,232,041 0 1,328,653
Brady Corp. COMMON 104674106 97,354 4,951,897 SH   SOLE 0 4,407,142 0 544,755
Brink's Co. COMMON 109696104 34,994 1,295,603 SH   SOLE 0 991,878 0 303,725
Bristow Group Inc. COMMON 110394103 180,323 6,893,094 SH   SOLE 0 6,368,282 0 524,812
British American Tobacco plc ADR ADR 110448107 5,139 46,685 SH   SOLE 0 46,685 0 0
BROADWIND ENERGY, INC. COMMON 11161T207 553 266,933 SH   SOLE 0 266,933 0 0
Brooks Automation, Inc. COMMON 114340102 3,080 263,000 SH   SOLE 0 263,000 0 0
Capital Southwest Corp. COMMON 140501107 4,219 89,000 SH   SOLE 0 89,000 0 0
CBRE Group, Inc. COMMON 12504L109 99,670 3,114,680 SH   SOLE 0 2,967,521 0 147,159
CBS Corp. COMMON 124857202 74,051 1,855,920 SH   SOLE 0 1,814,943 0 40,977
Century Casinos, Inc. COMMON 156492100 21,218 3,450,133 SH   SOLE 0 2,464,974 0 985,159
Charles River Laboratories Intl, Inc. COMMON 159864107 106,353 1,674,330 SH   SOLE 0 1,450,351 0 223,979
Chesapeake Energy Corp. COMMON 165167107 1,961 267,555 SH   SOLE 0 267,555 0 0
China Mobile Ltd. ADR ADR 16941M109 27,085 455,214 SH   SOLE 0 455,214 0 0
CME Group Inc. COMMON 12572Q105 3,099 33,419 SH   SOLE 0 33,419 0 0
Coach, Inc. COMMON 189754104 32,546 1,124,993 SH   SOLE 0 1,106,903 0 18,090
Contango Oil & Gas Co. COMMON 21075N204 36,575 4,812,525 SH   SOLE 0 4,184,139 0 628,386
Core Laboratories N.V. COMMON N22717107 26,344 263,972 SH   SOLE 0 263,972 0 0
Costco Wholesale Corp. COMMON 22160K105 2,033 14,063 SH   SOLE 0 14,063 0 0
Cowen Group, Inc. COMMON 223622101 31,574 6,924,050 SH   SOLE 0 4,739,075 0 2,184,975
CPI Aerostructures, Inc. COMMON 125919308 13,551 1,538,155 SH   SOLE 0 957,803 0 580,352
Credicorp ltd. COMMON G2519Y108 5,596 52,613 SH   SOLE 0 43,225 0 9,388
Crown Crafts, Inc. COMMON 228309100 7,680 936,562 SH   SOLE 0 572,748 0 363,814
Cumberland Pharmaceuticals, Inc. COMMON 230770109 8,563 1,484,096 SH   SOLE 0 914,426 0 569,670
DeVry Education Group Inc. COMMON 251893103 6,189 227,451 SH   SOLE 0 170,511 0 56,940
Dover Motorsports, Inc. COMMON 260174107 7,577 3,294,396 SH   SOLE 0 2,048,956 0 1,245,440
Dun & Bradstreet Corp. COMMON 26483E100 87,367 832,071 SH   SOLE 0 752,044 0 80,027
Edgewater Technology Inc. COMMON 280358102 13,138 1,792,395 SH   SOLE 0 1,113,043 0 679,352
Electro Rent Corp. COMMON 285218103 6,342 610,962 SH   SOLE 0 457,206 0 153,756
ELECTRO SCIENTIFIC INDUSTRIES, INC. COMMON 285229100 1,189 256,200 SH   SOLE 0 256,200 0 0
EMC Corp. COMMON 268648102 5,160 213,564 SH   SOLE 0 213,564 0 0
EOG Resources Inc. COMMON 26875P101 3,067 42,132 SH   SOLE 0 42,132 0 0
Erickson Inc. COMMON 29482P100 7,292 2,329,605 SH   SOLE 0 1,614,246 0 715,359
Exxon Mobil Corp. COMMON 30231G102 6,181 83,135 SH   SOLE 0 83,135 0 0
Fair Isaac Corp. COMMON 303250104 41,921 496,108 SH   SOLE 0 418,431 0 77,677
Fastenal Co. COMMON 311900104 1,625 44,382 SH   SOLE 0 44,382 0 0
First American Financial Corp. COMMON 31847R102 270,924 6,934,335 SH   SOLE 0 6,365,073 0 569,262
Franklin Resources, Inc. COMMON 354613101 74,817 2,007,974 SH   SOLE 0 1,967,249 0 40,725
Furmanite Corp. COMMON 361086101 18,556 3,052,041 SH   SOLE 0 2,092,185 0 959,856
Gaiam, Inc. COMMON 36268Q103 1,405 228,400 SH   SOLE 0 228,400 0 0
Gannett Co. Inc. COMMON 36473H104 27,244 1,849,547 SH   SOLE 0 1,635,186 0 214,361
Gilead Sciences, Inc. COMMON 375558103 128,973 1,313,500 SH   SOLE 0 1,313,500 0 0
GlaxoSmithKline plc ADR ADR 37733W105 56,066 1,458,162 SH   SOLE 0 1,326,107 0 132,055
Goldman Sachs Group, Inc. COMMON 38141G104 5,664 32,595 SH   SOLE 0 32,595 0 0
Graham Holdings Co. COMMON 384637104 13,747 23,825 SH   SOLE 0 22,363 0 1,462
Gulf Island Fabrication, Inc. COMMON 402307102 2,432 231,000 SH   SOLE 0 231,000 0 0
Hanger, Inc. COMMON 41043F208 3,387 248,290 SH   SOLE 0 248,290 0 0
Hardinge Inc. COMMON 412324303 6,985 761,680 SH   SOLE 0 462,602 0 299,078
Harman Intl Industries, Inc. COMMON 413086109 68,593 714,585 SH   SOLE 0 714,585 0 0
Harris & Harris Group, Inc. COMMON 413833104 6,503 3,038,829 SH   SOLE 0 1,883,223 0 1,155,606
HCC Insurance Holdings, Inc. COMMON 404132102 13,040 168,329 SH   SOLE 0 129,195 0 39,134
Horace Mann Educators Corp. COMMON 440327104 13,410 403,664 SH   SOLE 0 301,584 0 102,080
HSBC Holdings plc ADR ADR 404280406 1,637 43,207 SH   SOLE 0 43,207 0 0
IDEX Corp. COMMON 45167R104 23,124 324,320 SH   SOLE 0 233,862 0 90,458
Illinois Tool Works Inc. COMMON 452308109 78,737 956,588 SH   SOLE 0 937,190 0 19,398
Imation Corp. COMMON 45245A107 13,336 6,261,255 SH   SOLE 0 4,304,789 0 1,956,466
Interface, Inc. COMMON 458665304 21,752 969,357 SH   SOLE 0 743,327 0 226,030
International Business Machines Corp. COMMON 459200101 8,120 56,012 SH   SOLE 0 56,012 0 0
International Speedway Corp. COMMON 460335201 184,463 5,815,342 SH   SOLE 0 5,356,650 0 458,692
Interpublic Group of Cos., Inc. COMMON 460690100 195,784 10,234,422 SH   SOLE 0 9,822,964 0 411,458
iShares MSCI United Kingdom Index ETF ETF 46434V548 793 48,356 SH   SOLE 0 14,854 0 33,502
Itau Unibanco Holding SA ADR ADR 465562106 8,479 1,280,803 SH   SOLE 0 1,148,613 0 132,190
J.M. Smucker Co. COMMON 832696405 220,752 1,934,897 SH   SOLE 0 1,857,836 0 77,061
Janus Capital Group Inc. COMMON 47102X105 112,615 8,280,519 SH   SOLE 0 7,396,582 0 883,937
JLL COMMON 48020Q107 169,783 1,180,938 SH   SOLE 0 1,075,613 0 105,325
Johnson & Johnson COMMON 478160104 82,536 884,154 SH   SOLE 0 884,154 0 0
JPMorgan Chase & Co. COMMON 46625H100 8,331 136,637 SH   SOLE 0 136,637 0 0
Kennametal Inc. COMMON 489170100 239,256 9,612,523 SH   SOLE 0 8,978,353 0 634,170
Kindred Biosciences, Inc. COMMON 494577109 9,101 1,750,224 SH   SOLE 0 1,203,321 0 546,903
KKR & Co. L.P. COMMON 48248M102 120,725 7,194,587 SH   SOLE 0 7,140,822 0 53,765
Laboratory Corp. of America Holdings COMMON 50540R409 176,526 1,627,421 SH   SOLE 0 1,562,126 0 65,295
Landec Corp. COMMON 514766104 16,569 1,419,836 SH   SOLE 0 970,101 0 449,735
Lazard Ltd COMMON G54050102 238,826 5,515,617 SH   SOLE 0 5,107,725 0 407,892
Leapfrog Enterprises, Inc. COMMON 52186N106 649 909,442 SH   SOLE 0 909,442 0 0
Littelfuse, Inc. COMMON 537008104 77,968 855,379 SH   SOLE 0 736,039 0 119,340
Lockheed Martin Corp. COMMON 539830109 9,165 44,210 SH   SOLE 0 44,210 0 0
Lumber Liquidators Holdings, Inc. COMMON 55003T107 7,325 557,472 SH   SOLE 0 421,897 0 135,575
Madison Square Garden Co. COMMON 55826P100 120,640 1,672,297 SH   SOLE 0 1,499,057 0 173,240
Manning & Napier, Inc. COMMON 56382Q102 11,917 1,619,210 SH   SOLE 0 1,217,945 0 401,265
Markit ltd. COMMON G58249106 5,261 181,413 SH   SOLE 0 136,465 0 44,948
Mattel, Inc. COMMON 577081102 122,828 5,832,285 SH   SOLE 0 5,591,355 0 240,930
Matthews Intl Corp. COMMON 577128101 14,503 296,156 SH   SOLE 0 221,861 0 74,295
MB Financial, Inc. COMMON 55264U108 1,188 36,400 SH   SOLE 0 36,400 0 0
McCormick & Co., Inc. COMMON 579780206 3,476 42,296 SH   SOLE 0 23,066 0 19,230
Media General Inc. COMMON 58441K100 37,941 2,711,983 SH   SOLE 0 2,530,089 0 181,894
Meredith Corp. COMMON 589433101 90,273 2,120,076 SH   SOLE 0 1,871,128 0 248,948
Microsoft Corp. COMMON 594918104 110,524 2,497,152 SH   SOLE 0 2,497,152 0 0
Middleby Corp. COMMON 596278101 4,295 40,831 SH   SOLE 0 30,575 0 10,256
Mitcham Industries, Inc. COMMON 606501104 11,271 2,981,652 SH   SOLE 0 2,118,114 0 863,538
Mohawk Industries, Inc. COMMON 608190104 67,716 372,493 SH   SOLE 0 348,981 0 23,512
Morgan Stanley COMMON 617446448 4,903 155,665 SH   SOLE 0 155,665 0 0
Mosaic Co. COMMON 61945C103 5,138 165,155 SH   SOLE 0 165,155 0 0
MTS Systems Corp. COMMON 553777103 94,112 1,565,669 SH   SOLE 0 1,370,705 0 194,964
National Oilwell Varco COMMON 637071101 62,730 1,666,128 SH   SOLE 0 1,633,568 0 32,560
Newell Rubbermaid Inc. COMMON 651229106 130,672 3,290,649 SH   SOLE 0 3,157,876 0 132,773
Nokia Corp. ADR ADR 654902204 49,942 7,366,067 SH   SOLE 0 7,366,067 0 0
Nordstrom, Inc. COMMON 655664100 60,403 842,328 SH   SOLE 0 804,511 0 37,817
Northern Trust Corp. COMMON 665859104 108,592 1,593,193 SH   SOLE 0 1,565,028 0 28,165
Occidental Petroleum Corp. COMMON 674599105 5,614 84,869 SH   SOLE 0 84,869 0 0
Omnicom Group Inc. COMMON 681919106 95,205 1,444,694 SH   SOLE 0 1,414,348 0 30,346
Oracle Corp. COMMON 68389X105 8,155 225,775 SH   SOLE 0 225,775 0 0
ORBCOMM, Inc. COMMON 68555P100 32,350 5,797,468 SH   SOLE 0 3,985,466 0 1,812,002
Orion Energy Systems, Inc. COMMON 686275108 7,840 4,355,488 SH   SOLE 0 2,999,540 0 1,355,948
PCTEL, Inc. COMMON 69325Q105 18,621 3,098,377 SH   SOLE 0 2,131,229 0 967,148
Pendrell Corp. COMMON 70686R104 19,455 27,021,438 SH   SOLE 0 18,426,046 0 8,595,392
Perceptron, Inc. COMMON 71361F100 11,362 1,496,923 SH   SOLE 0 927,065 0 569,858
Philip Morris Intl, Inc. COMMON 718172109 57,454 724,243 SH   SOLE 0 724,243 0 0
Pier 1 Imports, Inc. COMMON 720279108 2,881 417,485 SH   SOLE 0 417,485 0 0
Praxair, Inc. COMMON 74005P104 7,665 75,252 SH   SOLE 0 75,252 0 0
PrivateBancorp, Inc. COMMON 742962103 18,383 479,594 SH   SOLE 0 363,699 0 115,895
Progressive Corp. COMMON 743315103 34,188 1,115,810 SH   SOLE 0 1,088,305 0 27,505
QLogic Corp. COMMON 747277101 18,177 1,773,374 SH   SOLE 0 1,773,374 0 0
Quest Diagnostics Inc. COMMON 74834L100 42,767 695,732 SH   SOLE 0 695,732 0 0
Qumu Corp. COMMON 749063103 6,626 1,718,812 SH   SOLE 0 1,063,268 0 655,544
RealNetworks, Inc. COMMON 75605L708 22,151 5,415,862 SH   SOLE 0 3,780,632 0 1,635,230
RENTECH, INC. COMMON 760112201 17,835 3,184,848 SH   SOLE 0 2,183,396 0 1,001,452
Richardson Electronics, Ltd. COMMON 763165107 6,807 1,153,810 SH   SOLE 0 715,610 0 438,200
Rockwell Collins, Inc. COMMON 774341101 7,098 86,733 SH   SOLE 0 86,733 0 0
Rosetta Stone Inc. COMMON 777780107 28,276 4,220,263 SH   SOLE 0 3,031,123 0 1,189,140
Royal Caribbean Cruises Ltd. COMMON V7780T103 84,305 946,286 SH   SOLE 0 886,525 0 59,761
Royal Dutch Shell plc ADR ADR 780259206 8,622 181,933 SH   SOLE 0 136,698 0 45,235
Rubicon Technology, Inc. COMMON 78112T107 5,293 5,138,765 SH   SOLE 0 3,513,328 0 1,625,437
Ruckus Wireless, Inc. COMMON 781220108 25,938 2,183,335 SH   SOLE 0 2,183,335 0 0
Ryanair Holdings plc ADR ADR 783513104 8,947 114,261 SH   SOLE 0 95,410 0 18,851
Santander Mexico Financial Group ADR ADR 40053C105 6,245 850,812 SH   SOLE 0 695,952 0 154,860
Schlumberger Ltd. COMMON 806857108 18,553 269,007 SH   SOLE 0 269,007 0 0
SeaChange Intl, Inc. COMMON 811699107 17,662 2,803,532 SH   SOLE 0 1,929,210 0 874,322
Simpson Manufacturing Co., Inc. COMMON 829073105 101,127 3,019,620 SH   SOLE 0 2,654,779 0 364,841
Snap-On Inc. COMMON 833034101 123,942 821,134 SH   SOLE 0 787,042 0 34,092
Sotheby's COMMON 835898107 71,659 2,240,741 SH   SOLE 0 2,057,774 0 182,967
Southern Co. COMMON 842587107 74,434 1,665,185 SH   SOLE 0 1,665,185 0 0
Spartan Motors Inc. COMMON 846819100 16,173 3,916,031 SH   SOLE 0 2,681,006 0 1,235,025
St. Jude Medical, Inc. COMMON 790849103 83,529 1,323,958 SH   SOLE 0 1,296,828 0 27,130
Stanley Black & Decker, Inc. COMMON 854502101 144,149 1,486,382 SH   SOLE 0 1,456,583 0 29,799
Stanley Furniture Co. COMMON 854305208 8,446 2,882,536 SH   SOLE 0 1,796,396 0 1,086,140
Superior Industries Intl, Inc. COMMON 868168105 2,402 128,600 SH   SOLE 0 128,600 0 0
T. Rowe Price Group, Inc. COMMON 74144T108 39,859 573,506 SH   SOLE 0 561,987 0 11,519
Team, Inc. COMMON 878155100 36,135 1,124,999 SH   SOLE 0 862,889 0 262,110
TEGNA, Inc. COMMON 87901J105 146,703 6,552,149 SH   SOLE 0 5,995,610 0 556,539
Telefonica Brasil SA ADR ADR 87936R106 257 28,158 SH   SOLE 0 8,150 0 20,008
Telenav Inc. COMMON 879455103 16,128 2,064,981 SH   SOLE 0 1,416,706 0 648,275
The PNC Financial Service Group, Inc. COMMON 693475105 5,659 63,439 SH   SOLE 0 63,439 0 0
Thermo Fisher Scientific Inc. COMMON 883556102 74,244 607,166 SH   SOLE 0 605,221 0 1,945
Tiffany & Co. COMMON 886547108 29,710 384,751 SH   SOLE 0 376,611 0 8,140
Towers Watson COMMON 891894107 36,340 309,592 SH   SOLE 0 302,755 0 6,837
Tumi Holdings Inc. COMMON 89969Q104 32,268 1,831,314 SH   SOLE 0 1,831,314 0 0
Turkcell Iletisim Hizmetleri AS ADR ADR 900111204 5,191 598,000 SH   SOLE 0 528,502 0 69,498
U.S. Bancorp COMMON 902973304 30,127 734,637 SH   SOLE 0 734,637 0 0
U.S. Silica Holdings, Inc. COMMON 90346E103 60,344 4,282,731 SH   SOLE 0 3,927,562 0 355,169
Vanguard FTSE Emerging Markets ETF ETF 922042858 1,122 33,916 SH   SOLE 0 9,788 0 24,128
Vanguard MSCI EAFE ETF ETF 921943858 13,969 391,935 SH   SOLE 0 391,935 0 0
Vanguard MSCI Europe ETF ETF 922042874 2,811 57,162 SH   SOLE 0 57,162 0 0
Vanguard S&P 500 ETF ETF 922908363 37,744 214,808 SH   SOLE 0 214,808 0 0
Vanguard Total World Stock Index Fd (ETF) ETF 922042742 4,086 73,875 SH   SOLE 0 73,875 0 0
Verizon Communications Inc. COMMON 92343V104 67,209 1,544,685 SH   SOLE 0 1,544,685 0 0
Versar Inc. COMMON 925297103 5,657 1,683,486 SH   SOLE 0 1,053,221 0 630,265
Viacom, Inc. COMMON 92553P201 81,115 1,879,832 SH   SOLE 0 1,839,932 0 39,900
Vical Inc. COMMON 925602104 3,420 7,436,270 SH   SOLE 0 5,146,720 0 2,289,550
W.W. Grainger, Inc. COMMON 384802104 1,701 7,909 SH   SOLE 0 7,909 0 0
Wal-Mart Stores, Inc. COMMON 931142103 15,186 234,213 SH   SOLE 0 234,213 0 0
Western Union Co. COMMON 959802109 193,467 10,537,401 SH   SOLE 0 10,138,046 0 399,355
Wisconsin Energy Corp. COMMON 92939U106 2,879 55,138 SH   SOLE 0 55,138 0 0
XO Group Inc. COMMON 983772104 18,158 1,285,080 SH   SOLE 0 886,009 0 399,071
Zebra Technologies Corp. COMMON 989207105 30,778 402,070 SH   SOLE 0 305,915 0 96,155
Zimmer Biomet Holdings, Inc. COMMON 98956P102 118,814 1,264,917 SH   SOLE 0 1,238,587 0 26,330