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 22,209 2,075,577 SH   SOLE 0 2,075,577 0 0
Accenture plc COMMON G1151C101 3,339 35,637 SH   SOLE 0 35,637 0 0
AFLAC Inc. COMMON 001055102 123,661 1,931,904 SH   SOLE 0 1,884,969 0 46,935
Altera Corp. COMMON 021441100 8,391 195,555 SH   SOLE 0 195,555 0 0
American Electric Technologies, Inc. COMMON 025576109 6,739 1,600,724 SH   SOLE 0 1,008,959 0 591,765
American Express Co. COMMON 025816109 1,593 20,390 SH   SOLE 0 20,390 0 0
Anixter Intl Inc. COMMON 035290105 169,897 2,231,671 SH   SOLE 0 2,018,004 0 213,667
Ansys, Inc. COMMON 03662Q105 6,833 77,485 SH   SOLE 0 77,485 0 0
Apache Corp. COMMON 037411105 3,861 64,000 SH   SOLE 0 64,000 0 0
Apollo Education Group, Inc. COMMON 037604105 2,268 119,875 SH   SOLE 0 119,875 0 0
Astro-Med, Inc. COMMON 04638F108 16,351 1,168,773 SH   SOLE 0 735,498 0 433,275
AV Homes, Inc. COMMON 00234P102 19,201 1,203,060 SH   SOLE 0 820,878 0 382,182
AXT Inc. COMMON 00246W103 7,278 2,705,520 SH   SOLE 0 1,705,220 0 1,000,300
Baidu, Inc. ADR ADR 056752108 55,464 266,144 SH   SOLE 0 235,275 0 30,869
Ballantyne Strong, Inc. COMMON 058516105 9,653 2,098,507 SH   SOLE 0 1,304,066 0 794,441
Banco Santander-Chile ADR ADR 05965X109 21,467 990,174 SH   SOLE 0 886,255 0 103,919
Bank of New York Mellon Corp. COMMON 064058100 4,693 116,615 SH   SOLE 0 116,615 0 0
Barrick Gold Corp. COMMON 067901108 4,015 366,338 SH   SOLE 0 366,338 0 0
Baxter Intl Inc. COMMON 071813109 4,312 62,951 SH   SOLE 0 62,951 0 0
Bed Bath & Beyond Inc. COMMON 075896100 6,735 87,725 SH   SOLE 0 87,725 0 0
Berkshire Hathaway Inc. COMMON 084670702 10,718 74,266 SH   SOLE 0 74,266 0 0
Bio-Rad Laboratories, Inc. COMMON 090572207 154,260 1,141,142 SH   SOLE 0 1,030,143 0 110,999
Blackstone Group L.P. COMMON 09253U108 51,830 1,332,744 SH   SOLE 0 1,300,994 0 31,750
Blount Intl, Inc. COMMON 095180105 104,035 8,077,259 SH   SOLE 0 6,916,936 0 1,160,323
Bob Evans Farms, Inc. COMMON 096761101 9,668 208,996 SH   SOLE 0 158,913 0 50,083
Brady Corp. COMMON 104674106 134,419 4,751,462 SH   SOLE 0 4,136,107 0 615,355
Brink's Co. COMMON 109696104 34,461 1,247,233 SH   SOLE 0 961,598 0 285,635
Bristow Group Inc. COMMON 110394103 258,602 4,749,344 SH   SOLE 0 4,333,552 0 415,792
British American Tobacco plc ADR ADR 110448107 4,475 43,120 SH   SOLE 0 43,120 0 0
Broadcom Corp. COMMON 111320107 30,039 693,819 SH   SOLE 0 693,819 0 0
Brooks Automation, Inc. COMMON 114340102 2,830 243,300 SH   SOLE 0 243,300 0 0
Capital Southwest Corp. COMMON 140501107 5,048 108,752 SH   SOLE 0 108,752 0 0
CBRE Group, Inc. COMMON 12504L109 145,259 3,752,492 SH   SOLE 0 3,529,603 0 222,889
CBS Corp. COMMON 124857202 106,334 1,753,813 SH   SOLE 0 1,709,736 0 44,077
Century Casinos, Inc. COMMON 156492100 19,242 3,530,618 SH   SOLE 0 2,545,459 0 985,159
Charles River Laboratories Intl, Inc. COMMON 159864107 139,427 1,758,445 SH   SOLE 0 1,498,741 0 259,704
Chesapeake Energy Corp. COMMON 165167107 3,126 220,785 SH   SOLE 0 220,785 0 0
China Mobile Ltd. ADR ADR 16941M109 25,973 399,397 SH   SOLE 0 399,397 0 0
CME Group Inc. COMMON 12572Q105 2,265 23,912 SH   SOLE 0 23,912 0 0
Coach, Inc. COMMON 189754104 41,988 1,013,471 SH   SOLE 0 994,081 0 19,390
Contango Oil & Gas Co. COMMON 21075N204 96,130 4,369,547 SH   SOLE 0 3,898,794 0 470,753
Core Laboratories N.V. COMMON N22717107 21,683 207,517 SH   SOLE 0 207,517 0 0
Costco Wholesale Corp. COMMON 22160K105 530 3,500 SH   SOLE 0 3,500 0 0
Cowen Group, Inc. COMMON 223622101 42,451 8,163,670 SH   SOLE 0 5,670,900 0 2,492,770
CPI Aerostructures, Inc. COMMON 125919308 19,196 1,573,457 SH   SOLE 0 996,005 0 577,452
Credicorp LTD COMMON G2519Y108 6,092 43,318 SH   SOLE 0 33,930 0 9,388
Crown Crafts, Inc. COMMON 228309100 10,024 1,295,028 SH   SOLE 0 820,431 0 474,597
Cumberland Pharmaceuticals, Inc. COMMON 230770109 12,702 1,907,242 SH   SOLE 0 1,214,794 0 692,448
CVS Health Corp. COMMON 126650100 8,679 84,095 SH   SOLE 0 84,095 0 0
DeVry Education Group Inc. COMMON 251893103 7,783 233,311 SH   SOLE 0 176,371 0 56,940
Dover Motorsports, Inc. COMMON 260174107 7,991 3,371,895 SH   SOLE 0 2,126,455 0 1,245,440
Dun & Bradstreet Corp. COMMON 26483E100 105,810 824,326 SH   SOLE 0 738,824 0 85,502
Edgewater Technology Inc. COMMON 280358102 12,503 1,835,950 SH   SOLE 0 1,156,598 0 679,352
EMC Corp. COMMON 268648102 9,626 376,593 SH   SOLE 0 376,593 0 0
Erickson Inc. COMMON 29482P100 10,293 2,382,720 SH   SOLE 0 1,667,361 0 715,359
Expeditors Intl of Washington COMMON 302130109 1,613 33,472 SH   SOLE 0 33,472 0 0
Exxon Mobil Corp. COMMON 30231G102 7,268 85,510 SH   SOLE 0 85,510 0 0
Fair Isaac Corp. COMMON 303250104 89,222 1,005,658 SH   SOLE 0 862,381 0 143,277
Fastenal Co. COMMON 311900104 1,317 31,792 SH   SOLE 0 31,792 0 0
First American Financial Corp. COMMON 31847R102 274,854 7,703,312 SH   SOLE 0 7,047,440 0 655,872
Franklin Resources, Inc. COMMON 354613101 99,376 1,936,408 SH   SOLE 0 1,891,683 0 44,725
Furmanite Corp. COMMON 361086101 21,231 2,690,866 SH   SOLE 0 1,866,510 0 824,356
Gaiam, Inc. COMMON 36268Q103 2,948 404,425 SH   SOLE 0 260,623 0 143,802
Gannett Co., Inc. COMMON 364730101 198,900 5,364,072 SH   SOLE 0 4,811,883 0 552,189
Gilead Sciences, Inc. COMMON 375558103 87,497 891,645 SH   SOLE 0 891,645 0 0
GlaxoSmithKline plc ADR ADR 37733W105 48,224 1,044,933 SH   SOLE 0 937,115 0 107,818
Goldman Sachs Group, Inc. COMMON 38141G104 6,503 34,595 SH   SOLE 0 34,595 0 0
Graham Holdings Co. COMMON 384637104 26,873 25,602 SH   SOLE 0 22,990 0 2,612
Gulf Island Fabrication, Inc. COMMON 402307102 2,546 171,300 SH   SOLE 0 171,300 0 0
Hanger, Inc. COMMON 41043F208 4,805 211,755 SH   SOLE 0 211,755 0 0
Hardinge Inc. COMMON 412324303 8,591 740,610 SH   SOLE 0 464,532 0 276,078
Harman Intl Industries, Inc. COMMON 413086109 68,729 514,324 SH   SOLE 0 514,324 0 0
Harris & Harris Group, Inc. COMMON 413833104 6,346 2,060,419 SH   SOLE 0 1,318,113 0 742,306
HCC Insurance Holdings, Inc. COMMON 404132102 17,341 305,996 SH   SOLE 0 232,987 0 73,009
Horace Mann Educators Corp. COMMON 440327104 14,143 413,536 SH   SOLE 0 311,456 0 102,080
HSBC Holdings plc ADR ADR 404280406 1,635 38,400 SH   SOLE 0 38,400 0 0
IDEX Corp. COMMON 45167R104 32,398 427,246 SH   SOLE 0 330,588 0 96,658
Illinois Tool Works Inc. COMMON 452308109 89,866 925,123 SH   SOLE 0 903,925 0 21,198
Imation Corp. COMMON 45245A107 26,041 6,461,695 SH   SOLE 0 4,471,044 0 1,990,651
Interface, Inc. COMMON 458665304 26,981 1,298,389 SH   SOLE 0 949,077 0 349,312
International Business Machines Corp. COMMON 459200101 8,764 54,607 SH   SOLE 0 54,607 0 0
International Speedway Corp. COMMON 460335201 220,372 6,757,794 SH   SOLE 0 6,221,222 0 536,572
Interpublic Group of Cos., Inc. COMMON 460690100 206,895 9,353,307 SH   SOLE 0 8,891,249 0 462,058
iShares MSCI United Kingdom Index ETF ETF 46434V548 1,021 56,667 SH   SOLE 0 23,165 0 33,502
Itau Unibanco Holding SA ADR ADR 465562106 7,117 643,453 SH   SOLE 0 542,266 0 101,187
J.M. Smucker Co. COMMON 832696405 221,365 1,912,771 SH   SOLE 0 1,819,910 0 92,861
Janus Capital Group Inc. COMMON 47102X105 135,094 7,858,859 SH   SOLE 0 6,909,522 0 949,337
JLL COMMON 48020Q107 245,751 1,442,198 SH   SOLE 0 1,306,838 0 135,360
Johnson & Johnson COMMON 478160104 66,102 657,074 SH   SOLE 0 657,074 0 0
JPMorgan Chase & Co. COMMON 46625H100 7,501 123,816 SH   SOLE 0 123,816 0 0
Kennametal Inc. COMMON 489170100 276,042 8,193,593 SH   SOLE 0 7,592,323 0 601,270
Kindred Biosciences, Inc. COMMON 494577109 2,025 283,600 SH   SOLE 0 283,600 0 0
KKR & Co. L.P. COMMON 48248M102 142,550 6,249,442 SH   SOLE 0 6,194,697 0 54,745
Laboratory Corp. of America Holdings COMMON 50540R409 177,131 1,404,802 SH   SOLE 0 1,328,032 0 76,770
Landec Corp. COMMON 514766104 24,868 1,782,664 SH   SOLE 0 1,232,615 0 550,049
Lazard Ltd COMMON G54050102 306,938 5,836,442 SH   SOLE 0 5,358,750 0 477,692
Littelfuse, Inc. COMMON 537008104 85,653 861,783 SH   SOLE 0 744,043 0 117,740
Lockheed Martin Corp. COMMON 539830109 9,602 47,310 SH   SOLE 0 47,310 0 0
Lumber Liquidators Holdings, Inc. COMMON 55003T107 12,842 417,211 SH   SOLE 0 318,811 0 98,400
M&T Bank Corp. COMMON 55261F104 1,376 10,833 SH   SOLE 0 10,833 0 0
Madison Square Garden Co. COMMON 55826P100 132,481 1,565,043 SH   SOLE 0 1,390,778 0 174,265
Manning & Napier, Inc. COMMON 56382Q102 18,442 1,417,545 SH   SOLE 0 1,081,630 0 335,915
Matthews Intl Corp. COMMON 577128101 15,624 303,321 SH   SOLE 0 229,026 0 74,295
MB Financial, Inc. COMMON 55264U108 1,714 54,750 SH   SOLE 0 54,750 0 0
McCormick & Co., Inc. COMMON 579780206 3,293 42,701 SH   SOLE 0 23,171 0 19,530
Meredith Corp. COMMON 589433101 107,559 1,928,616 SH   SOLE 0 1,699,668 0 228,948
Microsoft Corp. COMMON 594918104 78,873 1,940,065 SH   SOLE 0 1,940,065 0 0
Middleby Corp. COMMON 596278101 9,694 94,441 SH   SOLE 0 73,213 0 21,228
Mitcham Industries, Inc. COMMON 606501104 13,811 3,002,312 SH   SOLE 0 2,152,874 0 849,438
Mohawk Industries, Inc. COMMON 608190104 82,756 445,522 SH   SOLE 0 407,910 0 37,612
Morgan Stanley COMMON 617446448 5,695 159,580 SH   SOLE 0 159,580 0 0
Mosaic Co. COMMON 61945C103 7,733 167,895 SH   SOLE 0 167,895 0 0
MTS Systems Corp. COMMON 553777103 118,094 1,561,055 SH   SOLE 0 1,340,160 0 220,895
National Oilwell Varco COMMON 637071101 66,116 1,322,575 SH   SOLE 0 1,294,550 0 28,025
Newell Rubbermaid Inc. COMMON 651229106 148,388 3,797,991 SH   SOLE 0 3,612,178 0 185,813
Nokia Corp. ADR ADR 654902204 32,682 4,311,672 SH   SOLE 0 4,311,672 0 0
Nordstrom, Inc. COMMON 655664100 69,262 862,328 SH   SOLE 0 817,801 0 44,527
Northern Trust Corp. COMMON 665859104 107,084 1,537,461 SH   SOLE 0 1,509,296 0 28,165
NVIDIA Corp. COMMON 67066G104 2,063 98,604 SH   SOLE 0 98,604 0 0
Omnicom Group Inc. COMMON 681919106 108,787 1,395,069 SH   SOLE 0 1,361,923 0 33,146
Oracle Corp. COMMON 68389X105 9,860 228,510 SH   SOLE 0 228,510 0 0
ORBCOMM, Inc. COMMON 68555P100 41,268 6,912,579 SH   SOLE 0 4,799,377 0 2,113,202
Orion Energy Systems, Inc. COMMON 686275108 13,963 4,446,938 SH   SOLE 0 3,090,990 0 1,355,948
Panera Bread Co. COMMON 69840W108 3,960 24,749 SH   SOLE 0 24,749 0 0
PCTEL, Inc. COMMON 69325Q105 24,131 3,016,347 SH   SOLE 0 2,097,499 0 918,848
Pendrell Corp. COMMON 70686R104 37,374 28,749,160 SH   SOLE 0 19,897,417 0 8,851,743
Perceptron, Inc. COMMON 71361F100 17,881 1,323,520 SH   SOLE 0 834,057 0 489,463
Philip Morris Intl, Inc. COMMON 718172109 31,478 417,871 SH   SOLE 0 417,871 0 0
Pier 1 Imports, Inc. COMMON 720279108 6,105 436,685 SH   SOLE 0 436,685 0 0
Pozen Inc. COMMON 73941U102 13,844 1,793,268 SH   SOLE 0 1,261,474 0 531,794
Praxair, Inc. COMMON 74005P104 6,650 55,080 SH   SOLE 0 55,080 0 0
PrivateBancorp, Inc. COMMON 742962103 17,286 491,504 SH   SOLE 0 375,609 0 115,895
QLogic Corp. COMMON 747277101 22,334 1,515,219 SH   SOLE 0 1,515,219 0 0
Quest Diagnostics Inc. COMMON 74834L100 39,651 515,958 SH   SOLE 0 515,958 0 0
Qumu Corp. COMMON 749063103 14,996 1,119,073 SH   SOLE 0 704,743 0 414,330
RealNetworks, Inc. COMMON 75605L708 29,995 4,456,837 SH   SOLE 0 3,092,597 0 1,364,240
Red Lion Hotels Corp. COMMON 756764106 6,305 945,336 SH   SOLE 0 585,996 0 359,340
Rentech, Inc. COMMON 760112102 25,734 22,976,844 SH   SOLE 0 15,959,546 0 7,017,298
Rockwell Collins, Inc. COMMON 774341101 4,123 42,703 SH   SOLE 0 42,703 0 0
Rosetta Stone Inc. COMMON 777780107 32,384 4,255,507 SH   SOLE 0 3,068,767 0 1,186,740
Royal Caribbean Cruises Ltd. COMMON V7780T103 85,638 1,046,276 SH   SOLE 0 961,270 0 85,006
Royal Dutch Shell plc ADR ADR 780259206 18,409 308,625 SH   SOLE 0 256,687 0 51,938
Rubicon Technology, Inc. COMMON 78112T107 18,219 4,624,107 SH   SOLE 0 3,189,260 0 1,434,847
Ruckus Wireless, Inc. COMMON 781220108 21,363 1,659,887 SH   SOLE 0 1,659,887 0 0
Ryanair Holdings plc ADR ADR 783513104 22,316 334,220 SH   SOLE 0 282,676 0 51,544
Santander Mexico Financial Group ADR ADR 40053C105 3,064 280,566 SH   SOLE 0 157,190 0 123,376
Schlumberger Ltd. COMMON 806857108 17,464 209,300 SH   SOLE 0 209,300 0 0
SeaChange Intl, Inc. COMMON 811699107 10,062 1,281,730 SH   SOLE 0 887,520 0 394,210
Sigma Designs, Inc. COMMON 826565103 12,736 1,586,020 SH   SOLE 0 1,101,620 0 484,400
Simpson Manufacturing Co., Inc. COMMON 829073105 119,754 3,204,540 SH   SOLE 0 2,792,699 0 411,841
Snap-On Inc. COMMON 833034101 136,927 931,098 SH   SOLE 0 883,197 0 47,901
Sotheby's COMMON 835898107 104,432 2,471,184 SH   SOLE 0 2,262,187 0 208,997
Southern Co. COMMON 842587107 18,269 412,585 SH   SOLE 0 412,585 0 0
Spartan Motors Inc. COMMON 846819100 19,404 4,000,771 SH   SOLE 0 2,765,746 0 1,235,025
St. Jude Medical, Inc. COMMON 790849103 83,752 1,280,608 SH   SOLE 0 1,250,678 0 29,930
Stanley Black & Decker, Inc. COMMON 854502101 160,073 1,678,617 SH   SOLE 0 1,641,598 0 37,019
Stanley Furniture Co. COMMON 854305208 9,286 2,947,931 SH   SOLE 0 1,861,791 0 1,086,140
State Street Corp. COMMON 857477103 1,501 20,409 SH   SOLE 0 20,409 0 0
Superior Industries Intl, Inc. COMMON 868168105 2,481 131,075 SH   SOLE 0 131,075 0 0
T. Rowe Price Group, Inc. COMMON 74144T108 37,866 467,598 SH   SOLE 0 457,294 0 10,304
Team, Inc. COMMON 878155100 44,746 1,147,914 SH   SOLE 0 885,804 0 262,110
Telefonica Brasil SA ADR ADR 87936R106 431 28,158 SH   SOLE 0 8,150 0 20,008
Telenav Inc. COMMON 879455103 12,783 1,613,984 SH   SOLE 0 1,121,784 0 492,200
The PNC Financial Service Group, Inc. COMMON 693475105 10,935 117,281 SH   SOLE 0 117,281 0 0
Thermo Fisher Scientific Inc. COMMON 883556102 78,778 586,411 SH   SOLE 0 583,266 0 3,145
Tiffany & Co. COMMON 886547108 32,623 370,679 SH   SOLE 0 361,939 0 8,740
Towers Watson COMMON 891894107 32,414 245,214 SH   SOLE 0 239,187 0 6,027
Tumi Holdings Inc. COMMON 89969Q104 36,027 1,472,900 SH   SOLE 0 1,472,900 0 0
Turkcell Iletisim Hizmetleri AS ADR ADR 900111204 6,771 519,609 SH   SOLE 0 450,111 0 69,498
U.S. Bancorp COMMON 902973304 22,807 522,257 SH   SOLE 0 522,257 0 0
U.S. Silica Holdings, Inc. COMMON 90346E103 88,639 2,489,156 SH   SOLE 0 2,258,137 0 231,019
Vanguard FTSE Emerging Markets ETF ETF 922042858 12,154 297,381 SH   SOLE 0 234,316 0 63,065
Vanguard MSCI EAFE ETF ETF 921943858 22,234 558,216 SH   SOLE 0 558,216 0 0
Vanguard MSCI Europe ETF ETF 922042874 1,600 29,509 SH   SOLE 0 29,509 0 0
Vanguard MSCI Pacific ETF ETF 922042866 2,159 35,226 SH   SOLE 0 35,226 0 0
Vanguard S&P 500 ETF ETF 922908363 16,423 86,804 SH   SOLE 0 86,804 0 0
Vanguard Total World Stock Index Fd (ETF) ETF 922042742 5,673 92,101 SH   SOLE 0 92,101 0 0
Verizon Communications Inc. COMMON 92343V104 48,486 997,040 SH   SOLE 0 997,040 0 0
Versar Inc. COMMON 925297103 5,009 1,600,168 SH   SOLE 0 1,011,931 0 588,237
Viacom, Inc. COMMON 92553P201 72,113 1,055,827 SH   SOLE 0 1,029,012 0 26,815
Vical Inc. COMMON 925602104 6,576 6,958,945 SH   SOLE 0 4,872,849 0 2,086,096
W.W. Grainger, Inc. COMMON 384802104 1,337 5,669 SH   SOLE 0 5,669 0 0
Wal-Mart Stores, Inc. COMMON 931142103 13,402 162,937 SH   SOLE 0 162,937 0 0
Western Union Co. COMMON 959802109 255,229 12,264,707 SH   SOLE 0 11,674,337 0 590,370
XO Group Inc. COMMON 983772104 26,048 1,474,158 SH   SOLE 0 1,020,597 0 453,561
Zebra Technologies Corp. COMMON 989207105 31,919 351,865 SH   SOLE 0 271,335 0 80,530
Zimmer Holdings, Inc. COMMON 98956P102 124,619 1,060,404 SH   SOLE 0 1,036,699 0 23,705