Warning: Attempt to read property "value" on null in lazarski_page_attachments_alter() (line 49 of themes/lazarski/lazarski.theme).
lazarski_page_attachments_alter() (Line: 458)
Drupal\Core\Theme\ThemeManager->alterForTheme() (Line: 467)
Drupal\Core\Theme\ThemeManager->alter() (Line: 320)
Drupal\Core\Render\MainContent\HtmlRenderer->invokePageAttachmentHooks() (Line: 285)
Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 638)
Drupal\Core\Render\Renderer->executeInRenderContext() (Line: 284)
Drupal\Core\Render\MainContent\HtmlRenderer->prepare() (Line: 128)
Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse() (Line: 90)
Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray()
call_user_func() (Line: 111)
Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch() (Line: 186)
Symfony\Component\HttpKernel\HttpKernel->handleRaw() (Line: 76)
Symfony\Component\HttpKernel\HttpKernel->handle() (Line: 53)
Drupal\Core\StackMiddleware\Session->handle() (Line: 48)
Drupal\Core\StackMiddleware\KernelPreHandle->handle() (Line: 28)
Drupal\Core\StackMiddleware\ContentLength->handle() (Line: 201)
Drupal\page_cache\StackMiddleware\PageCache->fetch() (Line: 138)
Drupal\page_cache\StackMiddleware\PageCache->lookup() (Line: 87)
Drupal\page_cache\StackMiddleware\PageCache->handle() (Line: 48)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle() (Line: 51)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle() (Line: 36)
Drupal\Core\StackMiddleware\AjaxPageState->handle() (Line: 51)
Drupal\Core\StackMiddleware\StackedHttpKernel->handle() (Line: 741)
Drupal\Core\DrupalKernel->handle() (Line: 19)
Osiecki

Mateusz Osiecki PhD

Internationalist lawyer. Assistant professor at the Lazarski University Department of Aviation Law. Author of dozens of publications on international, European and aviation law. Member of the Dean's College of the Lazarski University Faculty of Law and Administration. Scholarship holder and full member of DAAD. Member of the Polish group of the International Law Association. Civil aviation enthusiast, diving instructor (PADI Divemaster). Sailor and passionate about foreign policy.

Profil naukowy

Absolwent Uniwersytetu Łódzkiego (studiów magisterskich i doktoranckich), adiunkt w Instytucie Prawa Lotniczego i Kosmicznego UŁa oraz redaktor portalu „Obserwator Międzynarodowy” Stypendysta oraz członek zwyczajny DAAD, członek grupy polskiej Stowarzyszenia Prawa Międzynarodowego oraz członek honorowy Erasmus Student Network.

Obszary badawcze

prawo międzynarodowe publiczne, prawo europejskie, prawo lotnicze