Possible Clues:

• Science concerned with circuits, diodes etc
• For Shakira, perhaps the concert is arranged using such equipment?
• Devices using transistors, microchips, etc
• Microcircuits and devices
• Semiconductor-based circuitry
• Circuits with transistors, microchips, etc
• Man in charge succeeded, following chosen area of technology
• Circuitry using microchips, etc
• Circuits using transistors, chips, etc
• Study of voting?