Entry point: eligibility gate, the task map with word limits, a backward-planned deadline timeline, and routing to every sibling skill.入口技能：资格核查、含字数上限的任务地图、倒排的截止时间线，并分流到其余各技能。

Scope an individual, STS-fit research question — ownable, feasible with your access, novel rather than confirmatory, falsifiable.框定一个适配 STS 的个人课题——归属清晰、以你的条件可行、新颖而非验证性、可证伪。

Task 3 compliance: IRB / IACUC / biological-agent / hazardous-materials logic plus AI-use, payment, and conflict disclosures, turned into a personalized approvals checklist.任务 3 合规：IRB / IACUC / 生物制剂 / 危险材料的分支逻辑，加上 AI、付费与利益冲突披露，生成个性化审批清单。

Find and work with a mentor while keeping independence maximal — cold-email framing, disclosure hygiene, and what makes a strong Project Recommendation.寻找并与导师合作，同时把独立性保持在最大——陌生邮件的写法、披露规范，以及一封有力项目推荐信的构成。

The ≤20-page Research Report: format and disqualification rules, scientific-merit structure, citation rules. Critiques your draft — never writes it.20 页以内的研究报告：格式与取消资格规则、科学价值的行文结构、引用规范。只批改草稿——绝不代写。

Analysis rigor: statistical test selection with assumption checks, cross-validation of the headline claim, and an honest error and limitations inventory.分析严谨性：统计检验的选择与假设检查、核心结论的交叉验证，以及诚实的误差与局限清单。

Task 4's six 200-word contribution boxes and the independence statement — the core of the Student Contribution criterion, in the student's own words.任务 4 的六个 200 词贡献问答与独立性声明——学生贡献这项标准的核心，用学生自己的话写成。

Task 7's four essays — layperson summary, impact, potential, Common App — at the official 200/200/200/350 limits.任务 7 的四篇短文——外行摘要、影响、潜力、Common App——按官方 200/200/200/350 词上限打磨。

How STS is judged: the four-criterion rubric and the selection pipeline with its real mechanics — the two-lens union, category normalization, r ≈ 0.18.STS 如何评审：四项标准量规与晋级管道的真实机制——双镜头并集、类别归一化、r ≈ 0.18。

Scores a draft application and report against the rubric: evidence-based per-criterion scores, a composite with a Top-400-likelihood read, and a compliance red-flag review.按量规为申请与报告草稿打分：有证据支撑的分项得分、带前 400 概率判断的总分，以及合规红旗审查。

How to score higher: the FLOOR × DIFFERENTIATORS model, the seven moves, the red flags, the no-lab playbook, and the pre-submission scorecard.如何得更高分：底线 × 差异化模型、七个动作、红旗清单、无实验室路线，以及提交前自检表。