Fostering research progress in a rapidly growing field.- Stretching the paradigm or building anew? Development of a cohesive language for vibrational communication.- Sound or vibration, an old question in insect communication.- Hildegard Strübing - a pioneer in vibrational communication research.- Sound production - the crucial factor for mate finding in planthoppers (Homoptera - Auchenorrhyncha) (Preliminary communication), 1958.- Interactions between airborne sound and substrate vibration in animal communication.- Vibrational communication networks: eavesdropping and biotic noise.- Active space and the role of amplitude in plant-borne vibrational communication.- Mutual behavioral adjustment in vibrational duetting.- Communication through plants in a narrow frequency window.- Physical aspects of vibrational communication.- The role of wave and substrate heterogeneity in vibratory communication: Practical issues in studying the role of vibratory environments in communication.- Vibrational playback experiments: challenges and solutions.- Functional morphology and evolutionary diversity of vibration receptors in insects.- Echolocation in whirligig beetles using surface waves: an unsubstantiated conjecture.- Sand-borne vibrations in prey detection and orientation of antlions.- Mechanical signals in honeybee communication.- Barth Vibratory communication in stingless bees (Meliponini). The challenge of interpreting the signals.- The role of frequency in vibrational communication of Orthoptera.- The tymbal - Evolution of a complex vibration-producing organ in the Tymbalia (Hemiptera excl. Sternorrhyncha).