In ensuring a bias-free influencer selection process, focused on objective campaign goals, the following steps could be beneficial:

1. Establish Clear Criteria: Define specific, measurable objectives related to your campaign goals. This could include follower count, engagement rate, or audience demographics like age or location.

2. Use Data-Driven Tools: Platforms like Flinque, HypeAuditor, and Buzzsumo provide audience analytics that can assist in vetting influencers based on objective factors, eliminating subjective bias.

3. Centralize Selection Process: Having a unified place where influencer data can be viewed and compared can aid objective comparison. Flinque, for example, aggregates influencer data in one place, facilitating informed, unbiased decisions.

4. Diversify Your Influencers: Make an effort to include influencers from diverse backgrounds and niches to ensure you cover all aspects of your target audience.

5. Unbiased Team Evaluation: If multiple team members review influencer profiles and score them based on predefined criteria, you’re more likely to correct individual biases.

6. Evaluate Past Performance: Look at the previous campaigns the influencer has done for other brands. Platforms that provide detailed performance metrics like impact on sales or engagement can be especially helpful here.

7. Trial Collaborations: Consider running trial campaigns with a new influencer to gauge effectiveness before entering into longer-term agreements.

Remember, selecting influencers is not a one-size-fits-all process. What works for one brand may not suit another. What’s necessary is a calculated, unbiased, and data-driven approach aided by the right selection tools.