public function validate() {

			do_action( 'tribe_settings_validate_before_checks' );

			// check that the right POST && variables are set
			if ( isset( $_POST['tribeSaveSettings'] ) && isset( $_POST['current-settings-tab'] ) ) {
				// check permissions
				if ( ! current_user_can( 'manage_options' ) ) {
					$this->errors[]    = esc_html__( "You don't have permission to do that.", 'tribe-common' );
					$this->major_error = true;
				}

				// check the nonce
				if ( ! wp_verify_nonce( $_POST['tribe-save-settings'], 'saving' ) ) {
					$this->errors[]    = esc_html__( 'The request was sent insecurely.', 'tribe-common' );
					$this->major_error = true;
				}

				// check that the request originated from the current tab
				if ( $_POST['current-settings-tab'] != $this->currentTab ) {
					$this->errors[]    = esc_html__( "The request wasn't sent from this tab.", 'tribe-common' );
					$this->major_error = true;
				}

				// bail if we have errors
				if ( count( $this->errors ) ) {
					remove_action( 'shutdown', array( $this, 'deleteOptions' ) );
					add_option( 'tribe_settings_errors', $this->errors );
					add_option( 'tribe_settings_major_error', $this->major_error );
					wp_redirect( $this->url );
					exit;
				}

				// some hooks
				do_action( 'tribe_settings_validate' );
				do_action( 'tribe_settings_validate_tab_' . $this->currentTab );

				// set the current tab and current fields
				$tab    = $this->currentTab;
				$fields = $this->current_fields = $this->fields_for_save[ $tab ];

				if ( is_array( $fields ) ) {
					// loop through the fields and validate them
					foreach ( $fields as $field_id => $field ) {
						// get the value
						$value = ( isset( $_POST[ $field_id ] ) ) ? $_POST[ $field_id ] : null;
						$value = apply_filters( 'tribe_settings_validate_field_value', $value, $field_id, $field );

						// make sure it has validation set up for it, else do nothing
						if (
							( ! isset( $field['conditional'] ) || $field['conditional'] )
							&& ( ! empty( $field['validation_type'] ) || ! empty( $field['validation_callback'] ) )
						) {
							// some hooks
							do_action( 'tribe_settings_validate_field', $field_id, $value, $field );
							do_action( 'tribe_settings_validate_field_' . $field_id, $value, $field );

							// validate this field
							$validate = new Tribe__Validate( $field_id, $field, $value );

							if ( isset( $validate->result->error ) ) {
								// uh oh; validation failed
								$this->errors[ $field_id ] = $validate->result->error;
							} elseif ( $validate->result->valid ) {
								// validation passed
								$this->validated[ $field_id ]        = new stdClass;
								$this->validated[ $field_id ]->field = $validate->field;
								$this->validated[ $field_id ]->value = $validate->value;
							}
						}
					}

					// do not generate errors for dependent fields that should not show
					if ( ! empty( $this->errors ) ) {
						$keep         = array_filter( array_keys( $this->errors ), array( $this, 'dependency_checks' ) );
						$compare = empty( $keep ) ? array() : array_combine( $keep, $keep );
						$this->errors = array_intersect_key( $this->errors, $compare );
					}

					// run the saving method
					$this->save();
				}
			}

		}