TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The dopant is a redox dopant selected from quinones, boranes, carbocations, bora-tetraazapentalenes, aminium or ammonilium salts, sulfonium salts, oxonium salts, selenonoium salts, nitrosonium salts, arsonium salts, phosphonium salts, iodonium salts, and/or metal salts. The dopant is present and the dopant is a photoacid that is an iodonium salt of formula R1-I+-R2 X-. The iodonium salt is selected from 4-isopropyl-4'-methyldiphenyliodonium tetrakis(pentafluorophenylborate) (IMDPIB(PhF5)4), diphenyliodonium hexafluorophosphate (DPIPF6), diphenyliodonium para-toluene sulfonate (DPITos), bis-(4-tert-butylphenyl)iodonium trifluoromethane sulfonate (tert-BDPITFSO3), and diphenyliodonium perfluoro-1-butane sulfonate (DPIPFBSO3).R1 and R2=aryl (optionally substituted);X-=anion.    TECHNOLOGY FOCUS - INSTRUMENTATION AND TESTING - Preferred Device: The electronic device has an efficiency of at least 4.00% cd/A. The electronic device is an organic light emitting diode (OLED) or an organic photovoltaic device (OPV).    TECHNOLOGY FOCUS - POLYMERS - Preferred Method: The method (M1) further involves an organic solvent. The incorporating step involves depositing the composition onto a substrate, and drying the deposited composition to form a hole transport layer or a hole injection layer. The composition is deposited by spin coating, spray coating, inkjet printing, or contact printing. The method (M1) further involves incorporating another layer into the electronic device by vapor deposition, where the electronic device is a hybrid device. The composition is incorporated into a hole transport layer or hole injection layer, and where the hole transport layer or hole injection layer leads to an increase in device efficiency of at least 5%. In the method (M2), co-mixing step involves (a) combining the conductive conjugated polymer with at least one solvent and at least one dopant to form a doped conductive polymer solution, and (b) adding the semiconducting matrix component to the doped conductive polymer solution. Preferred Composition: The composition comprises the insulating matrix component (less than 3, preferably less than 1, especially less than 0.01 wt.%/wt.%). The composition comprises conductive conjugated polymer (1-99 wt.%) with respect to the total amount of conductive conjugated polymer, semiconducting matrix component, and dopant, if present, where, the dopant is present, and the dopant is a redox dopant. The composition consists essentially of the conductive conjugated polymer, the semiconducting matrix component, and the dopant. The composition consists essentially of the conductive conjugated polymer, the semiconducting matrix component, the dopant, and an organic solvent. The first composition further comprises at least one dopant, at least one solvent. The second composition further comprises at least one solvent. The first composition comprises a regioregular polythiophene and a redox dopant, and the second composition comprises a semiconducting small molecule. The third composition comprises the insulating matrix component (less than 3, preferably less than 1, especially less than 0.01 wt.%/wt.%). Preferred Components: The conductive conjugated polymer comprises a polythiophene. The conductive conjugated polymer comprises a regioregular polythiophene, or a sulfonated polythiophene, or a sulfonated regioregular poly(3-substituted)thiophene. The semiconducting matrix component is a semiconducting polymer, and where the semiconducting polymer comprises a polyaromatic polymer or a polyvinyl aromatic polymer, and/or comprises polyvinyl naphthalene, polyvinyl anthracene, or polyvinyl carbazole, and/or comprises polyanthracene or polynaphthalene. The semiconducting matrix component comprises a polymer having repeat units comprising a hole transport compound. The semiconducting matrix component is a semiconducting small molecule, a hole transporting compound, a polycyclic aromatic compound selected from anthracene, naphthalene and fluorine, and a triarylamine. The dopant is present and the dopant is covalently attached to the conductive conjugated polymer. The hole transport layer or hole injection layer is 60-200 nm thick. The hole transport layer or hole injection layer is transparent to visible light. EXAMPLE - No suitable example given.