Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665119) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665121) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135

Warning: Table './kaltura/watchdog' is marked as crashed and should be repaired query: INSERT INTO watchdog (uid, type, message, variables, severity, link, location, referer, hostname, timestamp) VALUES (0, 'php', '%message in %file on line %line.', 'a:4:{s:6:\"%error\";s:7:\"warning\";s:8:\"%message\";s:173:\"preg_match() [<a href=\'function.preg-match\'>function.preg-match</a>]: Compilation failed: disallowed Unicode code point (&gt;= 0xd800 &amp;&amp; &lt;= 0xdfff) at offset 1811\";s:5:\"%file\";s:78:\"/usr/local/drupal/prod/video/sites/all/modules/ctools/includes/cleanstring.inc\";s:5:\"%line\";i:157;}', 3, '', 'http://www7.gsb.columbia.edu/video/topics/marketing?page=2', '', '128.59.84.218', 1422665121) in /usr/local/drupal/prod/itg-core/includes/database.mysql.inc on line 135
Marketing | Columbia Business School Video

Online social networks enhance users' self-esteem — and lower self-control.

Read the research: http://gsb.columbia.edu/ideas-at-work/publication/811

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